Home / 73,350,711.70-110,026,067.55-72,394,117.90

Finding the Fourth Proportional to 73,350,711.70, 110,026,067.55 and 72,394,117.90

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Solution

The fourth proportional to 73,350,711.70, 110,026,067.55 and 72,394,117.90 is: 108,591,176.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,350,711.70 : 110,026,067.55 = 72,394,117.90 : x
  2. Step 2: Convert to fraction form
    73,350,711.70/110,026,067.55 = 72,394,117.90/x
  3. Step 3: Cross multiply
    73,350,711.70x = 110,026,067.55 × 72,394,117.90
  4. Step 4: Simplify right side
    73,350,711.70x = 7,965,240,106,288,065
  5. Step 5: Solve for x
    x = 7,965,240,106,288,065/73,350,711.70
  6. Step 6: Final answer
    x = 108,591,176.85

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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.