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Finding the Fourth Proportional to 226,669,065.93, 340,062,978.38 and 71,216,593.20

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Solution

The fourth proportional to 226,669,065.93, 340,062,978.38 and 71,216,593.20 is: 106,843,546.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,669,065.93 : 340,062,978.38 = 71,216,593.20 : x
  2. Step 2: Convert to fraction form
    226,669,065.93/340,062,978.38 = 71,216,593.20/x
  3. Step 3: Cross multiply
    226,669,065.93x = 340,062,978.38 × 71,216,593.20
  4. Step 4: Simplify right side
    226,669,065.93x = 24,218,126,793,312,772
  5. Step 5: Solve for x
    x = 24,218,126,793,312,772/226,669,065.93
  6. Step 6: Final answer
    x = 106,843,546.09

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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.