Home / 83,207,863.10-124,811,794.65-55,998,083.90

Finding the Fourth Proportional to 83,207,863.10, 124,811,794.65 and 55,998,083.90

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Solution

The fourth proportional to 83,207,863.10, 124,811,794.65 and 55,998,083.90 is: 83,997,125.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,207,863.10 : 124,811,794.65 = 55,998,083.90 : x
  2. Step 2: Convert to fraction form
    83,207,863.10/124,811,794.65 = 55,998,083.90/x
  3. Step 3: Cross multiply
    83,207,863.10x = 124,811,794.65 × 55,998,083.90
  4. Step 4: Simplify right side
    83,207,863.10x = 6,989,221,348,520,271
  5. Step 5: Solve for x
    x = 6,989,221,348,520,271/83,207,863.10
  6. Step 6: Final answer
    x = 83,997,125.85

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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.