Home / 230,906,997-318,656,788.02-131,785,761.24

Finding the Fourth Proportional to 230,906,997, 318,656,788.02 and 131,785,761.24

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Solution

The fourth proportional to 230,906,997, 318,656,788.02 and 131,785,761.24 is: 181,867,279.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,906,997 : 318,656,788.02 = 131,785,761.24 : x
  2. Step 2: Convert to fraction form
    230,906,997/318,656,788.02 = 131,785,761.24/x
  3. Step 3: Cross multiply
    230,906,997x = 318,656,788.02 × 131,785,761.24
  4. Step 4: Simplify right side
    230,906,997x = 41,994,427,383,509,008
  5. Step 5: Solve for x
    x = 41,994,427,383,509,008/230,906,997
  6. Step 6: Final answer
    x = 181,867,279.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.