The ratio of (1/3) to 8 of x is equal to the ratio of (2/3) to (4/7).
x的(1/3)与8的比等于(2/3)与(4/7)的比．
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">(2/3) * 8</gadget>
<output>16/3 = around 5.333333</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">4 / 7</gadget>
<output>4/7 = around 0.571429</output>

<gadget id="calculator">(1/3) * (4/7)</gadget>
<output>4/21 = around 0.190476</output>

<gadget id="calculator">(16/3) / (4/21)</gadget>
<output>28</output>

<result>28</result>