Home / 80,896,604.30-121,344,906.45-29,815,282.70

Finding the Fourth Proportional to 80,896,604.30, 121,344,906.45 and 29,815,282.70

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Solution

The fourth proportional to 80,896,604.30, 121,344,906.45 and 29,815,282.70 is: 44,722,924.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,896,604.30 : 121,344,906.45 = 29,815,282.70 : x
  2. Step 2: Convert to fraction form
    80,896,604.30/121,344,906.45 = 29,815,282.70/x
  3. Step 3: Cross multiply
    80,896,604.30x = 121,344,906.45 × 29,815,282.70
  4. Step 4: Simplify right side
    80,896,604.30x = 3,617,932,690,011,803.50
  5. Step 5: Solve for x
    x = 3,617,932,690,011,803.50/80,896,604.30
  6. Step 6: Final answer
    x = 44,722,924.05

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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.