Home / 123,413,176.44-170,306,496.78-67,656,691.26

Finding the Fourth Proportional to 123,413,176.44, 170,306,496.78 and 67,656,691.26

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Solution

The fourth proportional to 123,413,176.44, 170,306,496.78 and 67,656,691.26 is: 93,364,212.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,413,176.44 : 170,306,496.78 = 67,656,691.26 : x
  2. Step 2: Convert to fraction form
    123,413,176.44/170,306,496.78 = 67,656,691.26/x
  3. Step 3: Cross multiply
    123,413,176.44x = 170,306,496.78 × 67,656,691.26
  4. Step 4: Simplify right side
    123,413,176.44x = 11,522,374,072,216,646
  5. Step 5: Solve for x
    x = 11,522,374,072,216,646/123,413,176.44
  6. Step 6: Final answer
    x = 93,364,212.84

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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.