Finding the Fourth Proportional to 984,600,560.30, 1,358,752,838.91 and 532,478,517.80
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Solution
The fourth proportional to 984,600,560.30, 1,358,752,838.91 and 532,478,517.80 is: 734,822,553.32
Step by Step Solution
- Step 1: Write the proportion equation
984,600,560.30 : 1,358,752,838.91 = 532,478,517.80 : x - Step 2: Convert to fraction form
984,600,560.30/1,358,752,838.91 = 532,478,517.80/x - Step 3: Cross multiply
984,600,560.30x = 1,358,752,838.91 × 532,478,517.80 - Step 4: Simplify right side
984,600,560.30x = 723,506,697,721,976,064 - Step 5: Solve for x
x = 723,506,697,721,976,064/984,600,560.30 - Step 6: Final answer
x = 734,822,553.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.