Home / 150,388,076.91-225,535,398.90-72,616,627.29

Finding the Fourth Proportional to 150,388,076.91, 225,535,398.90 and 72,616,627.29

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Solution

The fourth proportional to 150,388,076.91, 225,535,398.90 and 72,616,627.29 is: 108,902,383.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,388,076.91 : 225,535,398.90 = 72,616,627.29 : x
  2. Step 2: Convert to fraction form
    150,388,076.91/225,535,398.90 = 72,616,627.29/x
  3. Step 3: Cross multiply
    150,388,076.91x = 225,535,398.90 × 72,616,627.29
  4. Step 4: Simplify right side
    150,388,076.91x = 16,377,620,002,622,778
  5. Step 5: Solve for x
    x = 16,377,620,002,622,778/150,388,076.91
  6. Step 6: Final answer
    x = 108,902,383.35

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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.