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Finding the Fourth Proportional to 226,371,986.20, 339,557,979.30 and 226,371,986.20

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Solution

The fourth proportional to 226,371,986.20, 339,557,979.30 and 226,371,986.20 is: 339,557,979.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,371,986.20 : 339,557,979.30 = 226,371,986.20 : x
  2. Step 2: Convert to fraction form
    226,371,986.20/339,557,979.30 = 226,371,986.20/x
  3. Step 3: Cross multiply
    226,371,986.20x = 339,557,979.30 × 226,371,986.20
  4. Step 4: Simplify right side
    226,371,986.20x = 76,866,414,204,199,488
  5. Step 5: Solve for x
    x = 76,866,414,204,199,488/226,371,986.20
  6. Step 6: Final answer
    x = 339,557,979.30

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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.