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Finding the Fourth Proportional to 303,321,002.20, 454,981,503.30 and 303,321,002.20

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Solution

The fourth proportional to 303,321,002.20, 454,981,503.30 and 303,321,002.20 is: 454,981,503.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,321,002.20 : 454,981,503.30 = 303,321,002.20 : x
  2. Step 2: Convert to fraction form
    303,321,002.20/454,981,503.30 = 303,321,002.20/x
  3. Step 3: Cross multiply
    303,321,002.20x = 454,981,503.30 × 303,321,002.20
  4. Step 4: Simplify right side
    303,321,002.20x = 138,005,445,563,418,608
  5. Step 5: Solve for x
    x = 138,005,445,563,418,608/303,321,002.20
  6. Step 6: Final answer
    x = 454,981,503.30

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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.