Home / 171,954,300.96-237,306,897.78-129,491,845.22

Finding the Fourth Proportional to 171,954,300.96, 237,306,897.78 and 129,491,845.22

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Solution

The fourth proportional to 171,954,300.96, 237,306,897.78 and 129,491,845.22 is: 178,706,248.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,954,300.96 : 237,306,897.78 = 129,491,845.22 : x
  2. Step 2: Convert to fraction form
    171,954,300.96/237,306,897.78 = 129,491,845.22/x
  3. Step 3: Cross multiply
    171,954,300.96x = 237,306,897.78 × 129,491,845.22
  4. Step 4: Simplify right side
    171,954,300.96x = 30,729,308,076,966,120
  5. Step 5: Solve for x
    x = 30,729,308,076,966,120/171,954,300.96
  6. Step 6: Final answer
    x = 178,706,248.73

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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.