Home / 83,156,032.80-124,545,092.40-52,545,031.20

Finding the Fourth Proportional to 83,156,032.80, 124,545,092.40 and 52,545,031.20

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Solution

The fourth proportional to 83,156,032.80, 124,545,092.40 and 52,545,031.20 is: 78,698,147.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,156,032.80 : 124,545,092.40 = 52,545,031.20 : x
  2. Step 2: Convert to fraction form
    83,156,032.80/124,545,092.40 = 52,545,031.20/x
  3. Step 3: Cross multiply
    83,156,032.80x = 124,545,092.40 × 52,545,031.20
  4. Step 4: Simplify right side
    83,156,032.80x = 6,544,225,765,964,884
  5. Step 5: Solve for x
    x = 6,544,225,765,964,884/83,156,032.80
  6. Step 6: Final answer
    x = 78,698,147.87

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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.