Home / 87,776,755.74-131,671,442.97-30,268,194.30

Finding the Fourth Proportional to 87,776,755.74, 131,671,442.97 and 30,268,194.30

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Solution

The fourth proportional to 87,776,755.74, 131,671,442.97 and 30,268,194.30 is: 45,404,467.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,776,755.74 : 131,671,442.97 = 30,268,194.30 : x
  2. Step 2: Convert to fraction form
    87,776,755.74/131,671,442.97 = 30,268,194.30/x
  3. Step 3: Cross multiply
    87,776,755.74x = 131,671,442.97 × 30,268,194.30
  4. Step 4: Simplify right side
    87,776,755.74x = 3,985,456,819,577,329
  5. Step 5: Solve for x
    x = 3,985,456,819,577,329/87,776,755.74
  6. Step 6: Final answer
    x = 45,404,467.12

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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.