On a list adjusted to reflect inflation, billionaire Warren Buffett is the 25th wealthiest person who ever lived with a net worth of $64 billion.
But listed at number one,Â beating out the Rothschilds, the Carnegies, the Rockefellers and the Fords is Mansa Musa I worth $400 billion.
EmperorÂ Mansa Musa I was born in 1280 and ruled the Malian Empire, which consisted of Â Timbuktu, Ghana and Mali in West Africa. He made his fortune by supplying half the world’s salt and gold.
Read more atÂ The Grio.