Home / 87,776,742.24-131,671,422.72-30,268,180.80

Finding the Fourth Proportional to 87,776,742.24, 131,671,422.72 and 30,268,180.80

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Solution

The fourth proportional to 87,776,742.24, 131,671,422.72 and 30,268,180.80 is: 45,404,446.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,776,742.24 : 131,671,422.72 = 30,268,180.80 : x
  2. Step 2: Convert to fraction form
    87,776,742.24/131,671,422.72 = 30,268,180.80/x
  3. Step 3: Cross multiply
    87,776,742.24x = 131,671,422.72 × 30,268,180.80
  4. Step 4: Simplify right side
    87,776,742.24x = 3,985,454,429,082,188
  5. Step 5: Solve for x
    x = 3,985,454,429,082,188/87,776,742.24
  6. Step 6: Final answer
    x = 45,404,446.87

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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.