Home / 135,321,426.27-186,743,696.82-73,441,781.22

Finding the Fourth Proportional to 135,321,426.27, 186,743,696.82 and 73,441,781.22

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Solution

The fourth proportional to 135,321,426.27, 186,743,696.82 and 73,441,781.22 is: 101,349,727.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,321,426.27 : 186,743,696.82 = 73,441,781.22 : x
  2. Step 2: Convert to fraction form
    135,321,426.27/186,743,696.82 = 73,441,781.22/x
  3. Step 3: Cross multiply
    135,321,426.27x = 186,743,696.82 × 73,441,781.22
  4. Step 4: Simplify right side
    135,321,426.27x = 13,714,789,726,068,448
  5. Step 5: Solve for x
    x = 13,714,789,726,068,448/135,321,426.27
  6. Step 6: Final answer
    x = 101,349,727.86

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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.