South America is the place to be if you’re female and want to be a billionaire, according to new research.

Approved Index analysed the 2015 Forbes billionaire list and found the continent had the highest proportion — just under 25 per cent female.

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Heloise Waislitz, the daughter of the late Richard Pratt, is one of Australia’s 3 female billionaires. Photo: Getty

In Australia, 10 per cent of our 29 billionaires (listed in the 2015 Forbes Australia’s richest people) are female.

There are 197 female billionaires in the world. Asia and Africa have the lowest ratio of female billionaires to male.

Angola is the only nation where there are more female billionaires than male. In fact, the African country’s billionaires are 100 per cent female, although this was a statistical quirk. Its one and only billionaire is investor Isobel Dos Santos.

Chile ranked second with 33.33 per cent of its billionaires being female. Out of the top 10 nations, three were South American and four were European.

Brazil has 54 female billionaires according to the research.

The list looked at the gender and nationality of 1826 of the richest people in the world across 70 countries.

In the United Kingdom less than three per cent of billionaires are women.

The 2015 Forbes rich list for Australia lists three women billionaires.

Mining mogul Gina Rinehart is number one on the list while Fiona Geminder and Heloise Waislitz are number 12 and 13.

Ms Geminder and Ms Waislitz are daughters of late Australian packaging tycoon, Richard Pratt.

There are seven countries with 10 or more billionaires where not one of them is female. These include Singapore, Norway, Malaysia, Saudi Arabia and Indonesia.