Xiao Hua's height is 1.6 meters, and his shadow length is 2.4 meters. If the shadow length of a tree is 6 meters measured at the same time and place, how tall is the tree?
小华的身高是1.6米，他的影长是2.4米．如果在同一时间、同一地点测得一棵树的影长为6米，这棵树有多高？
<gadget id="calculator">1.6 / 2.4</gadget>
<output>0.666667</output>

<gadget id="calculator">0.666667 * 6</gadget>
<output>4.000002</output>

<result>4.000002</result>