A worker’s canteen shipped 200kg of cucumbers, and the eggplants shipped were cucumbers (1/4) and tomatoes (5/9). How many kilograms of tomatoes are shipped?
某工人食堂运来黄瓜200kg，运来的茄子是黄瓜的(1/4)，又是番茄的(5/9)．运来番茄多少kg？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">5 / 9</gadget>
<output>5/9 = around 0.555556</output>

<gadget id="calculator">(1/4) / (5/9)</gadget>
<output>9/20 = around 0.45</output>

<gadget id="calculator">200 * (9/20)</gadget>
<output>90</output>

<result>90</result>