Finding the Fourth Proportional to 1,062,886,244.20, 1,594,329,366.30 and 787,387,229.80
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Solution
The fourth proportional to 1,062,886,244.20, 1,594,329,366.30 and 787,387,229.80 is: 1,181,080,844.70
Step by Step Solution
- Step 1: Write the proportion equation
1,062,886,244.20 : 1,594,329,366.30 = 787,387,229.80 : x - Step 2: Convert to fraction form
1,062,886,244.20/1,594,329,366.30 = 787,387,229.80/x - Step 3: Cross multiply
1,062,886,244.20x = 1,594,329,366.30 × 787,387,229.80 - Step 4: Simplify right side
1,062,886,244.20x = 1,255,354,583,119,746,304 - Step 5: Solve for x
x = 1,255,354,583,119,746,304/1,062,886,244.20 - Step 6: Final answer
x = 1,181,080,844.70
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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.