Home / 187,515,008.40-281,272,512.60-96,815,744.40

Finding the Fourth Proportional to 187,515,008.40, 281,272,512.60 and 96,815,744.40

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Solution

The fourth proportional to 187,515,008.40, 281,272,512.60 and 96,815,744.40 is: 145,223,616.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,515,008.40 : 281,272,512.60 = 96,815,744.40 : x
  2. Step 2: Convert to fraction form
    187,515,008.40/281,272,512.60 = 96,815,744.40/x
  3. Step 3: Cross multiply
    187,515,008.40x = 281,272,512.60 × 96,815,744.40
  4. Step 4: Simplify right side
    187,515,008.40x = 27,231,607,686,627,384
  5. Step 5: Solve for x
    x = 27,231,607,686,627,384/187,515,008.40
  6. Step 6: Final answer
    x = 145,223,616.60

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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.