Bill and Melinda Gates have pulled the plug on their 27-year marriage.

In a tweet, they that they could no longer grow together as a couple. But, the couple will continue their philathrophic together at the Bill & Melinda Gates Foundation to give away most of their fortune.

Microsoft co-founder Bill is worth US$130.5 billion, making him the fourth richest man in the world.

Even though the couple does not have a pre-nup agreement in place, they have reached an agreement on how to divide their assets.