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Finding the Fourth Proportional to 226,371,986.70, 339,557,980.05 and 226,371,986.70

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Solution

The fourth proportional to 226,371,986.70, 339,557,980.05 and 226,371,986.70 is: 339,557,980.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,371,986.70 : 339,557,980.05 = 226,371,986.70 : x
  2. Step 2: Convert to fraction form
    226,371,986.70/339,557,980.05 = 226,371,986.70/x
  3. Step 3: Cross multiply
    226,371,986.70x = 339,557,980.05 × 226,371,986.70
  4. Step 4: Simplify right side
    226,371,986.70x = 76,866,414,543,757,456
  5. Step 5: Solve for x
    x = 76,866,414,543,757,456/226,371,986.70
  6. Step 6: Final answer
    x = 339,557,980.05

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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.