According to new reports histories richest man was a West African Emporer. When he traveled it was written that he traveled in high style even for the period of time in which he lived.

In fact, according to a new inflation-adjusted list compiled by, Mansa Musa was worth $400 billion, which, incredibly, places him as the No. 1 richest person in history, ahead of the Rothschild family ($350 billion), John D. Rockefeller ($340 billion) and Henry Ford ($199 billion).