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Finding the Fourth Proportional to 226,620,005.80, 339,930,008.70 and 226,620,005.80

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Solution

The fourth proportional to 226,620,005.80, 339,930,008.70 and 226,620,005.80 is: 339,930,008.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,620,005.80 : 339,930,008.70 = 226,620,005.80 : x
  2. Step 2: Convert to fraction form
    226,620,005.80/339,930,008.70 = 226,620,005.80/x
  3. Step 3: Cross multiply
    226,620,005.80x = 339,930,008.70 × 226,620,005.80
  4. Step 4: Simplify right side
    226,620,005.80x = 77,034,940,543,188,048
  5. Step 5: Solve for x
    x = 77,034,940,543,188,048/226,620,005.80
  6. Step 6: Final answer
    x = 339,930,008.70

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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.