Finding the Fourth Proportional to 565,676,373.49, 780,701,353.49 and 342,651,511.33
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Solution
The fourth proportional to 565,676,373.49, 780,701,353.49 and 342,651,511.33 is: 472,900,250.40
Step by Step Solution
- Step 1: Write the proportion equation
565,676,373.49 : 780,701,353.49 = 342,651,511.33 : x - Step 2: Convert to fraction form
565,676,373.49/780,701,353.49 = 342,651,511.33/x - Step 3: Cross multiply
565,676,373.49x = 780,701,353.49 × 342,651,511.33 - Step 4: Simplify right side
565,676,373.49x = 267,508,498,669,629,920 - Step 5: Solve for x
x = 267,508,498,669,629,920/565,676,373.49 - Step 6: Final answer
x = 472,900,250.40
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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.