Calculation: ((1*2*4+2*4*8+3*6*12+…+100*200*400)/(1*3*9+2*6*18+3*9*27+ ...+100*300*900)).
计算：((1*2*4+2*4*8+3*6*12+…+100*200*400)/(1*3*9+2*6*18+3*9*27+…+100*300*900))．
<gadget id="calculator">2 * 4</gadget>
<output>8</output>

<gadget id="calculator">3 * 9</gadget>
<output>27</output>

<gadget id="calculator">8 / 27</gadget>
<output>8/27 = around 0.296296</output>

<result>8/27 = around 0.296296</result>