Social network Facebook has raised $500 million at a valuation of $50 billion, from Goldman Sachs and Digital Sky Technologies, reports the New York Times, quoting unnamed sources. According to the story, Goldman Sachs is putting in $450 million, while the Russian investor Digital Sky Technologies, which had previously invested $200 million in Facebook in May 2009, is making a follow on investment of $50 million. At that time, the 1.96% stake picked up by Digital Sky had valued Facebook at $10 billion; this round of investment indicates a five fold increase in the valuation of the social network. With this, the total round of funding that Facebook has raised goes up to $1.35 billion: Facebook had previously raised $850 million, according to Crunchbase. Facebook is believed to be earning close to $2 billion a year, more than doubling year…
