In the ratio 2: 8 = 6: 24, if the fourth item increases its (1/6), then the third item must also increase its amount, so that the ratio can be established.
在比例2：8=6：24中，如果第四项增加它的(1/6)，那么第三项也必须增加它的多少，比例才能成立．
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">24 * (1/6)</gadget>
<output>4</output>

<gadget id="calculator">24 + 4</gadget>
<output>28</output>

<gadget id="calculator">28 / 8</gadget>
<output>7/2 = around 3.5</output>

<gadget id="calculator">2 * (7/2)</gadget>
<output>7</output>

<gadget id="calculator">7 - 6</gadget>
<output>1</output>

<result>1/6 = around 0.166667</result>