Home / 80,672,892.98-121,067,631.23-32,122,766.90

Finding the Fourth Proportional to 80,672,892.98, 121,067,631.23 and 32,122,766.90

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Solution

The fourth proportional to 80,672,892.98, 121,067,631.23 and 32,122,766.90 is: 48,207,361.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,672,892.98 : 121,067,631.23 = 32,122,766.90 : x
  2. Step 2: Convert to fraction form
    80,672,892.98/121,067,631.23 = 32,122,766.90/x
  3. Step 3: Cross multiply
    80,672,892.98x = 121,067,631.23 × 32,122,766.90
  4. Step 4: Simplify right side
    80,672,892.98x = 3,889,027,297,278,505.50
  5. Step 5: Solve for x
    x = 3,889,027,297,278,505.50/80,672,892.98
  6. Step 6: Final answer
    x = 48,207,361.28

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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.