Home / 80,453,014.30-120,679,521.45-48,204,387.10

Finding the Fourth Proportional to 80,453,014.30, 120,679,521.45 and 48,204,387.10

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Solution

The fourth proportional to 80,453,014.30, 120,679,521.45 and 48,204,387.10 is: 72,306,580.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,453,014.30 : 120,679,521.45 = 48,204,387.10 : x
  2. Step 2: Convert to fraction form
    80,453,014.30/120,679,521.45 = 48,204,387.10/x
  3. Step 3: Cross multiply
    80,453,014.30x = 120,679,521.45 × 48,204,387.10
  4. Step 4: Simplify right side
    80,453,014.30x = 5,817,282,367,018,554
  5. Step 5: Solve for x
    x = 5,817,282,367,018,554/80,453,014.30
  6. Step 6: Final answer
    x = 72,306,580.65

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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.