Home / 172,456,321.60-258,259,329.60-114,635,540.80

Finding the Fourth Proportional to 172,456,321.60, 258,259,329.60 and 114,635,540.80

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Solution

The fourth proportional to 172,456,321.60, 258,259,329.60 and 114,635,540.80 is: 171,670,702.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,456,321.60 : 258,259,329.60 = 114,635,540.80 : x
  2. Step 2: Convert to fraction form
    172,456,321.60/258,259,329.60 = 114,635,540.80/x
  3. Step 3: Cross multiply
    172,456,321.60x = 258,259,329.60 × 114,635,540.80
  4. Step 4: Simplify right side
    172,456,321.60x = 29,605,697,915,341,448
  5. Step 5: Solve for x
    x = 29,605,697,915,341,448/172,456,321.60
  6. Step 6: Final answer
    x = 171,670,702.71

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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.