A wire is 14 meters long and has a mass of 3.5 kg. There is 90 kilograms of this kind of iron wire, how many meters is it long? (Solve with ratio)
一种铁丝长14米，质量是3.5千克．现有这种铁丝90千克，长多少米？(用比例解)
<gadget id="calculator">14 * 90</gadget>
<output>1_260</output>

<gadget id="calculator">1_260 / 3.5</gadget>
<output>360</output>

<result>360</result>