The latter term of a ratio is 8, and the ratio is (3/4), what is the former term of this ratio.
一个比的后项是8，比值是(3/4)，这个比的前项是多少．
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">8 * (3/4)</gadget>
<output>6</output>

<result>6</result>