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Finding the Fourth Proportional to 133,329,285.90, 186,788,546.10 and 133,329,285.90

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Solution

The fourth proportional to 133,329,285.90, 186,788,546.10 and 133,329,285.90 is: 186,788,546.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,329,285.90 : 186,788,546.10 = 133,329,285.90 : x
  2. Step 2: Convert to fraction form
    133,329,285.90/186,788,546.10 = 133,329,285.90/x
  3. Step 3: Cross multiply
    133,329,285.90x = 186,788,546.10 × 133,329,285.90
  4. Step 4: Simplify right side
    133,329,285.90x = 24,904,383,465,812,232
  5. Step 5: Solve for x
    x = 24,904,383,465,812,232/133,329,285.90
  6. Step 6: Final answer
    x = 186,788,546.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.