Home / 80,451,954.80-120,677,932.20-29,335,641.20

Finding the Fourth Proportional to 80,451,954.80, 120,677,932.20 and 29,335,641.20

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Solution

The fourth proportional to 80,451,954.80, 120,677,932.20 and 29,335,641.20 is: 44,003,461.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,451,954.80 : 120,677,932.20 = 29,335,641.20 : x
  2. Step 2: Convert to fraction form
    80,451,954.80/120,677,932.20 = 29,335,641.20/x
  3. Step 3: Cross multiply
    80,451,954.80x = 120,677,932.20 × 29,335,641.20
  4. Step 4: Simplify right side
    80,451,954.80x = 3,540,164,519,777,126.50
  5. Step 5: Solve for x
    x = 3,540,164,519,777,126.50/80,451,954.80
  6. Step 6: Final answer
    x = 44,003,461.80

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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.