Home / 187,951,727.25-282,204,344.39-105,115,774.23

Finding the Fourth Proportional to 187,951,727.25, 282,204,344.39 and 105,115,774.23

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Solution

The fourth proportional to 187,951,727.25, 282,204,344.39 and 105,115,774.23 is: 157,828,441.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,951,727.25 : 282,204,344.39 = 105,115,774.23 : x
  2. Step 2: Convert to fraction form
    187,951,727.25/282,204,344.39 = 105,115,774.23/x
  3. Step 3: Cross multiply
    187,951,727.25x = 282,204,344.39 × 105,115,774.23
  4. Step 4: Simplify right side
    187,951,727.25x = 29,664,128,151,098,828
  5. Step 5: Solve for x
    x = 29,664,128,151,098,828/187,951,727.25
  6. Step 6: Final answer
    x = 157,828,441.30

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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.