According to Forbes, there are more than 2,200 billionaires in the world today and is expected to grow even more. Based on estimates by researchers, the world’s richest people are either tech CEO’s or heiresses to expert investors. Here we will cover the 15 richest people in the world and how they achieved it.
15. Samuel Robson Williams
S. Robson “Rob” Williams is an American that has achieved the title of a billionaire through the success of his retail store. Today his business has become the world’s largest retailer, called Walmart. Rob is now worth $46.2 billion.