Home / 132,480,490.80-198,720,736.20-41,613,265.20

Finding the Fourth Proportional to 132,480,490.80, 198,720,736.20 and 41,613,265.20

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Solution

The fourth proportional to 132,480,490.80, 198,720,736.20 and 41,613,265.20 is: 62,419,897.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,480,490.80 : 198,720,736.20 = 41,613,265.20 : x
  2. Step 2: Convert to fraction form
    132,480,490.80/198,720,736.20 = 41,613,265.20/x
  3. Step 3: Cross multiply
    132,480,490.80x = 198,720,736.20 × 41,613,265.20
  4. Step 4: Simplify right side
    132,480,490.80x = 8,269,418,696,229,840
  5. Step 5: Solve for x
    x = 8,269,418,696,229,840/132,480,490.80
  6. Step 6: Final answer
    x = 62,419,897.80

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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.