A 8-meter-long iron wire weighs 3.6 kilograms. The existing iron wire weighs 23.4 kilograms. What is its length in meters? (Solve with ratio)
一种铁丝8米重3.6千克，现有这样的铁丝23.4千克，它的长度是多少米？(用比例解)
<gadget id="calculator">23.4 * 8</gadget>
<output>187.2</output>

<gadget id="calculator">187.2 / 3.6</gadget>
<output>52</output>

<result>52</result>