Home / 74,750,793.90-112,126,190.85-73,071,177.90

Finding the Fourth Proportional to 74,750,793.90, 112,126,190.85 and 73,071,177.90

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Solution

The fourth proportional to 74,750,793.90, 112,126,190.85 and 73,071,177.90 is: 109,606,766.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,750,793.90 : 112,126,190.85 = 73,071,177.90 : x
  2. Step 2: Convert to fraction form
    74,750,793.90/112,126,190.85 = 73,071,177.90/x
  3. Step 3: Cross multiply
    74,750,793.90x = 112,126,190.85 × 73,071,177.90
  4. Step 4: Simplify right side
    74,750,793.90x = 8,193,192,838,849,702
  5. Step 5: Solve for x
    x = 8,193,192,838,849,702/74,750,793.90
  6. Step 6: Final answer
    x = 109,606,766.85

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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.