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Finding the Fourth Proportional to 311,819,753.60, 467,729,630.40 and 224,143,798.40

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Solution

The fourth proportional to 311,819,753.60, 467,729,630.40 and 224,143,798.40 is: 336,215,697.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,819,753.60 : 467,729,630.40 = 224,143,798.40 : x
  2. Step 2: Convert to fraction form
    311,819,753.60/467,729,630.40 = 224,143,798.40/x
  3. Step 3: Cross multiply
    311,819,753.60x = 467,729,630.40 × 224,143,798.40
  4. Step 4: Simplify right side
    311,819,753.60x = 104,838,695,982,084,112
  5. Step 5: Solve for x
    x = 104,838,695,982,084,112/311,819,753.60
  6. Step 6: Final answer
    x = 336,215,697.60

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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.