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Finding the Fourth Proportional to 226,445,889.70, 339,668,834.55 and 226,445,889.70

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Solution

The fourth proportional to 226,445,889.70, 339,668,834.55 and 226,445,889.70 is: 339,668,834.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,445,889.70 : 339,668,834.55 = 226,445,889.70 : x
  2. Step 2: Convert to fraction form
    226,445,889.70/339,668,834.55 = 226,445,889.70/x
  3. Step 3: Cross multiply
    226,445,889.70x = 339,668,834.55 × 226,445,889.70
  4. Step 4: Simplify right side
    226,445,889.70x = 76,916,611,443,036,848
  5. Step 5: Solve for x
    x = 76,916,611,443,036,848/226,445,889.70
  6. Step 6: Final answer
    x = 339,668,834.55

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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.