Home / 161,142,500.64-241,785,195.12-84,447,294.24

Finding the Fourth Proportional to 161,142,500.64, 241,785,195.12 and 84,447,294.24

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Solution

The fourth proportional to 161,142,500.64, 241,785,195.12 and 84,447,294.24 is: 126,708,381.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,142,500.64 : 241,785,195.12 = 84,447,294.24 : x
  2. Step 2: Convert to fraction form
    161,142,500.64/241,785,195.12 = 84,447,294.24/x
  3. Step 3: Cross multiply
    161,142,500.64x = 241,785,195.12 × 84,447,294.24
  4. Step 4: Simplify right side
    161,142,500.64x = 20,418,105,515,174,452
  5. Step 5: Solve for x
    x = 20,418,105,515,174,452/161,142,500.64
  6. Step 6: Final answer
    x = 126,708,381.92

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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.