Home / 121,244,494.16-167,317,468.97-65,489,914.25

Finding the Fourth Proportional to 121,244,494.16, 167,317,468.97 and 65,489,914.25

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Solution

The fourth proportional to 121,244,494.16, 167,317,468.97 and 65,489,914.25 is: 90,376,117.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,244,494.16 : 167,317,468.97 = 65,489,914.25 : x
  2. Step 2: Convert to fraction form
    121,244,494.16/167,317,468.97 = 65,489,914.25/x
  3. Step 3: Cross multiply
    121,244,494.16x = 167,317,468.97 × 65,489,914.25
  4. Step 4: Simplify right side
    121,244,494.16x = 10,957,606,694,208,298
  5. Step 5: Solve for x
    x = 10,957,606,694,208,298/121,244,494.16
  6. Step 6: Final answer
    x = 90,376,117.86

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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.