Home / 181,321,062.68-250,220,672.94-100,852,511.78

Finding the Fourth Proportional to 181,321,062.68, 250,220,672.94 and 100,852,511.78

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Solution

The fourth proportional to 181,321,062.68, 250,220,672.94 and 100,852,511.78 is: 139,175,134.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,321,062.68 : 250,220,672.94 = 100,852,511.78 : x
  2. Step 2: Convert to fraction form
    181,321,062.68/250,220,672.94 = 100,852,511.78/x
  3. Step 3: Cross multiply
    181,321,062.68x = 250,220,672.94 × 100,852,511.78
  4. Step 4: Simplify right side
    181,321,062.68x = 25,235,383,365,280,876
  5. Step 5: Solve for x
    x = 25,235,383,365,280,876/181,321,062.68
  6. Step 6: Final answer
    x = 139,175,134.94

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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.