The man who owned half the world's gold, the richest of all time.

The founder of Amazon, Jeff Bezos, continues to hold staff as the richest man in the world. Bill Gates and Warren Buffett are next.

Jeff Bezos has a fortune worth $131 billion. Gates's wealth too is growing steadily, reaching 96.5 billion dollars.

In third place, Warren Buffett ranks with a total of 82.5 billion. But even though these people possess enormous wealth, they do not list the richest of all time.

The richest man in the world was Mansa Musa, king of the Empire in the Mountain. Mansa Musa was born in 1280 into a family of rulers.

During Mansa Musa's rule, the mountain empire had about half the world's gold, according to the British Museum, the world.al.