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Finding the Fourth Proportional to 162,672,273.60, 244,008,410.40 and 54,965,342.40

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Solution

The fourth proportional to 162,672,273.60, 244,008,410.40 and 54,965,342.40 is: 82,448,013.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,672,273.60 : 244,008,410.40 = 54,965,342.40 : x
  2. Step 2: Convert to fraction form
    162,672,273.60/244,008,410.40 = 54,965,342.40/x
  3. Step 3: Cross multiply
    162,672,273.60x = 244,008,410.40 × 54,965,342.40
  4. Step 4: Simplify right side
    162,672,273.60x = 13,412,005,826,115,720
  5. Step 5: Solve for x
    x = 13,412,005,826,115,720/162,672,273.60
  6. Step 6: Final answer
    x = 82,448,013.60

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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.