Home / 88,857,072.20-133,285,608.30-74,508,165.20

Finding the Fourth Proportional to 88,857,072.20, 133,285,608.30 and 74,508,165.20

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Solution

The fourth proportional to 88,857,072.20, 133,285,608.30 and 74,508,165.20 is: 111,762,247.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,857,072.20 : 133,285,608.30 = 74,508,165.20 : x
  2. Step 2: Convert to fraction form
    88,857,072.20/133,285,608.30 = 74,508,165.20/x
  3. Step 3: Cross multiply
    88,857,072.20x = 133,285,608.30 × 74,508,165.20
  4. Step 4: Simplify right side
    88,857,072.20x = 9,930,866,121,998,892
  5. Step 5: Solve for x
    x = 9,930,866,121,998,892/88,857,072.20
  6. Step 6: Final answer
    x = 111,762,247.80

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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.