SAN FRANCISCO Pinterest, the digital scrapbook company, has raised $ million in a funding that raises its valuation to $. billion. The funding makes Pinterest, which is based in San . Pinterest said today that the company has raised $ million in additional capital at a valuation of $. billion as it makes a further full court press on its visual recognition and search . Pinterest has taken a long time to justify its monstrous private market valuation. However the social media company is finally approaching $ billion in ad revenue as it pushes toward an IPO in . Bloomberg also reported that the last round valued Pinterest at $ billion but because there are more shares available in this round, the company’s valuation jumped to $. billion..