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Finding the Fourth Proportional to 234,894,440.40, 351,669,814.20 and 234,894,440.40

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Solution

The fourth proportional to 234,894,440.40, 351,669,814.20 and 234,894,440.40 is: 351,669,814.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,894,440.40 : 351,669,814.20 = 234,894,440.40 : x
  2. Step 2: Convert to fraction form
    234,894,440.40/351,669,814.20 = 234,894,440.40/x
  3. Step 3: Cross multiply
    234,894,440.40x = 351,669,814.20 × 234,894,440.40
  4. Step 4: Simplify right side
    234,894,440.40x = 82,605,284,212,080,976
  5. Step 5: Solve for x
    x = 82,605,284,212,080,976/234,894,440.40
  6. Step 6: Final answer
    x = 351,669,814.20

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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.