Finding the Fourth Proportional to 3,639,168,098.70, 5,458,752,148.05 and 2,413,720,265.10
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Solution
The fourth proportional to 3,639,168,098.70, 5,458,752,148.05 and 2,413,720,265.10 is: 3,620,580,397.65
Step by Step Solution
- Step 1: Write the proportion equation
3,639,168,098.70 : 5,458,752,148.05 = 2,413,720,265.10 : x - Step 2: Convert to fraction form
3,639,168,098.70/5,458,752,148.05 = 2,413,720,265.10/x - Step 3: Cross multiply
3,639,168,098.70x = 5,458,752,148.05 × 2,413,720,265.10 - Step 4: Simplify right side
3,639,168,098.70x = 13,175,900,681,906,440,192 - Step 5: Solve for x
x = 13,175,900,681,906,440,192/3,639,168,098.70 - Step 6: Final answer
x = 3,620,580,397.65
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1.5x scale
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.