Success, being the ultimate goal in any business endeavor an entrepreneur strives to achieve. Those that make it have taken years of culmination and hard work to claim such coveted goal. But there are those who are either gifted or lucky enough to taste the sweet flavor of success at an early age. These are some of the world’s youngest billionaires who have made it the elite list as complied by the Forbes magazine’s latest edition. Mark Zuckerberg, U.S. Age: 25, self made Industry: Internet Founder of Facebook, Mark Zuckerberg, an American entrepreneur that led his social networking site to a to a networth of $4 billion. – o – John Arnold, U.S. Age: 34 $1.5 billion, self-made Industry: Investments Raised by his parents who were both professionals. His father being lawyer and his mother an accountant, Arnold became an oil trader for Enron ...