Home / 187,645,904.09-281,223,721.68-104,644,344.27

Finding the Fourth Proportional to 187,645,904.09, 281,223,721.68 and 104,644,344.27

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Solution

The fourth proportional to 187,645,904.09, 281,223,721.68 and 104,644,344.27 is: 156,829,812.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,645,904.09 : 281,223,721.68 = 104,644,344.27 : x
  2. Step 2: Convert to fraction form
    187,645,904.09/281,223,721.68 = 104,644,344.27/x
  3. Step 3: Cross multiply
    187,645,904.09x = 281,223,721.68 × 104,644,344.27
  4. Step 4: Simplify right side
    187,645,904.09x = 29,428,471,948,372,584
  5. Step 5: Solve for x
    x = 29,428,471,948,372,584/187,645,904.09
  6. Step 6: Final answer
    x = 156,829,812.47

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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.