Finding the Fourth Proportional to 29,937,119,621,864, 44,828,341,593,752 and 20,661,568,128,604
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Solution
The fourth proportional to 29,937,119,621,864, 44,828,341,593,752 and 20,661,568,128,604 is: 30,938,976,281,979.70
Step by Step Solution
- Step 1: Write the proportion equation
29,937,119,621,864 : 44,828,341,593,752 = 20,661,568,128,604 : x - Step 2: Convert to fraction form
29,937,119,621,864/44,828,341,593,752 = 20,661,568,128,604/x - Step 3: Cross multiply
29,937,119,621,864x = 44,828,341,593,752 × 20,661,568,128,604 - Step 4: Simplify right side
29,937,119,621,864x = 926,223,833,931,639,304,981,839,872 - Step 5: Solve for x
x = 926,223,833,931,639,304,981,839,872/29,937,119,621,864 - Step 6: Final answer
x = 30,938,976,281,979.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.