How Rich, is to Rich???

Across the world at the moment there is a growing number of Billionares. In total 1,826 with a total net worth of ruffle $7Trillion. But out of this group in 2015 Who are the top dogs.

1. Larry Ellison (age 70): $54.3 Billion
2. Amancio Ortega (age 79): $64.5 Billion
3. Warren Buffett (age 84): $72.7 Billion
4. Carlos Slim Helú (age 75): $77.1 Billion
5. Bill Gates (age 59): $79.2~80.0 Billion

View Forbes video: Billionaires 2015: The Richest People On The Planet