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Finding the Fourth Proportional to 499,244,397.60, 748,866,596.40 and 227,146,605.60

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Solution

The fourth proportional to 499,244,397.60, 748,866,596.40 and 227,146,605.60 is: 340,719,908.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,244,397.60 : 748,866,596.40 = 227,146,605.60 : x
  2. Step 2: Convert to fraction form
    499,244,397.60/748,866,596.40 = 227,146,605.60/x
  3. Step 3: Cross multiply
    499,244,397.60x = 748,866,596.40 × 227,146,605.60
  4. Step 4: Simplify right side
    499,244,397.60x = 170,102,505,419,485,184
  5. Step 5: Solve for x
    x = 170,102,505,419,485,184/499,244,397.60
  6. Step 6: Final answer
    x = 340,719,908.40

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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.