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Finding the Fourth Proportional to 303,321,008.20, 454,981,512.30 and 303,321,008.20

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Solution

The fourth proportional to 303,321,008.20, 454,981,512.30 and 303,321,008.20 is: 454,981,512.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,321,008.20 : 454,981,512.30 = 303,321,008.20 : x
  2. Step 2: Convert to fraction form
    303,321,008.20/454,981,512.30 = 303,321,008.20/x
  3. Step 3: Cross multiply
    303,321,008.20x = 454,981,512.30 × 303,321,008.20
  4. Step 4: Simplify right side
    303,321,008.20x = 138,005,451,023,196,704
  5. Step 5: Solve for x
    x = 138,005,451,023,196,704/303,321,008.20
  6. Step 6: Final answer
    x = 454,981,512.30

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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.