The distance between Big Big Wolf and Pleasant Goat is 10 meters, and the distance that Big Big Wolf runs every three steps is equal to the distance that Pleasant Goat runs four steps. The time for Pleasant Goat to run five steps is equal to the time for Big Big Wolf to run four steps. After asking how many meters to run, Big Big Wolf will catch up with Pleasant Goat.
灰太狼和喜羊羊相隔10米，灰太狼每跑三步的距离等于喜羊羊跑四步的距离．喜羊羊跑五步的时间和灰太狼跑四步的时间相等．问跑多少米后灰太狼会追上喜羊羊．
<gadget id="calculator">16 / 15</gadget>
<output>16/15 = around 1.066667</output>

<gadget id="calculator">(16/15) * 10</gadget>
<output>32/3 = around 10.666667</output>

<gadget id="calculator">(16/15) - 1</gadget>
<output>1/15 = around 0.066667</output>

<gadget id="calculator">(32/3) / (1/15)</gadget>
<output>160</output>

<result>160</result>