100 kg of sesame seeds can extract 75 kg of oil. According to this calculation, how many kilograms of sesame seeds are needed to extract 3 tons of oil.
100千克芝麻能榨油75千克．照这样计算，榨油3吨，需要芝麻多少千克．
<gadget id="calculator">100 / 75</gadget>
<output>4/3 = around 1.333333</output>

<gadget id="calculator">3 * 1_000 * (4/3)</gadget>
<output>4_000</output>

<result>4_000</result>