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Finding the Fourth Proportional to 238,614,059.20, 357,283,359.60 and 238,614,059.20

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Solution

The fourth proportional to 238,614,059.20, 357,283,359.60 and 238,614,059.20 is: 357,283,359.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,614,059.20 : 357,283,359.60 = 238,614,059.20 : x
  2. Step 2: Convert to fraction form
    238,614,059.20/357,283,359.60 = 238,614,059.20/x
  3. Step 3: Cross multiply
    238,614,059.20x = 357,283,359.60 × 238,614,059.20
  4. Step 4: Simplify right side
    238,614,059.20x = 85,252,832,718,769,296
  5. Step 5: Solve for x
    x = 85,252,832,718,769,296/238,614,059.20
  6. Step 6: Final answer
    x = 357,283,359.60

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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.