Home / 80,453,000.30-120,679,500.45-48,204,373.10

Finding the Fourth Proportional to 80,453,000.30, 120,679,500.45 and 48,204,373.10

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Solution

The fourth proportional to 80,453,000.30, 120,679,500.45 and 48,204,373.10 is: 72,306,559.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,453,000.30 : 120,679,500.45 = 48,204,373.10 : x
  2. Step 2: Convert to fraction form
    80,453,000.30/120,679,500.45 = 48,204,373.10/x
  3. Step 3: Cross multiply
    80,453,000.30x = 120,679,500.45 × 48,204,373.10
  4. Step 4: Simplify right side
    80,453,000.30x = 5,817,279,665,213,418
  5. Step 5: Solve for x
    x = 5,817,279,665,213,418/80,453,000.30
  6. Step 6: Final answer
    x = 72,306,559.65

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1.5x scale

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.