<p style="text-align:start;" size="0" _root="undefined" __ownerid="undefined" __hash="undefined" __altered="false"><span style="color:#000000">Bill Gates will purchase a majority stake in the Four Seasons hotel chain for $2.21 billion, the company announced Wednesday. Cascade Investment LLC, which manages the Microsoft cofounder’s massive fortune, agreed to buy half of Saudi Prince Alwaleed bin Talal’s stake in the hotel chain. </span></p>