Home / 150,808,910.40-226,002,461.60-81,572,186.24

Finding the Fourth Proportional to 150,808,910.40, 226,002,461.60 and 81,572,186.24

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Solution

The fourth proportional to 150,808,910.40, 226,002,461.60 and 81,572,186.24 is: 122,244,201.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,808,910.40 : 226,002,461.60 = 81,572,186.24 : x
  2. Step 2: Convert to fraction form
    150,808,910.40/226,002,461.60 = 81,572,186.24/x
  3. Step 3: Cross multiply
    150,808,910.40x = 226,002,461.60 × 81,572,186.24
  4. Step 4: Simplify right side
    150,808,910.40x = 18,435,514,888,333,648
  5. Step 5: Solve for x
    x = 18,435,514,888,333,648/150,808,910.40
  6. Step 6: Final answer
    x = 122,244,201.88

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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.