Home / 80,475,933.60-120,745,393.20-29,363,119.20

Finding the Fourth Proportional to 80,475,933.60, 120,745,393.20 and 29,363,119.20

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Solution

The fourth proportional to 80,475,933.60, 120,745,393.20 and 29,363,119.20 is: 44,056,169.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,475,933.60 : 120,745,393.20 = 29,363,119.20 : x
  2. Step 2: Convert to fraction form
    80,475,933.60/120,745,393.20 = 29,363,119.20/x
  3. Step 3: Cross multiply
    80,475,933.60x = 120,745,393.20 × 29,363,119.20
  4. Step 4: Simplify right side
    80,475,933.60x = 3,545,461,373,382,469.50
  5. Step 5: Solve for x
    x = 3,545,461,373,382,469.50/80,475,933.60
  6. Step 6: Final answer
    x = 44,056,169.53

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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.