Home / 80,930,332.89-121,435,354.98-37,793,266.92

Finding the Fourth Proportional to 80,930,332.89, 121,435,354.98 and 37,793,266.92

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Solution

The fourth proportional to 80,930,332.89, 121,435,354.98 and 37,793,266.92 is: 56,708,512.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,930,332.89 : 121,435,354.98 = 37,793,266.92 : x
  2. Step 2: Convert to fraction form
    80,930,332.89/121,435,354.98 = 37,793,266.92/x
  3. Step 3: Cross multiply
    80,930,332.89x = 121,435,354.98 × 37,793,266.92
  4. Step 4: Simplify right side
    80,930,332.89x = 4,589,438,784,284,092
  5. Step 5: Solve for x
    x = 4,589,438,784,284,092/80,930,332.89
  6. Step 6: Final answer
    x = 56,708,512.38

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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.