my country's per capita water resources are 2,200 cubic meters, which is less than the world's per capita water resources (3/4). How many cubic meters is the world's per capita water resources?
我国人均水资源拥有量是2200立方米，比世界人均水资源拥有量少(3/4)，世界人均水资源拥有量是多少立方米？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">1 - (3/4)</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">2_200 / (1/4)</gadget>
<output>8_800</output>

<result>8_800</result>