Home / 181,247,757.20-271,871,635.80-112,373,003.60

Finding the Fourth Proportional to 181,247,757.20, 271,871,635.80 and 112,373,003.60

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Solution

The fourth proportional to 181,247,757.20, 271,871,635.80 and 112,373,003.60 is: 168,559,505.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,247,757.20 : 271,871,635.80 = 112,373,003.60 : x
  2. Step 2: Convert to fraction form
    181,247,757.20/271,871,635.80 = 112,373,003.60/x
  3. Step 3: Cross multiply
    181,247,757.20x = 271,871,635.80 × 112,373,003.60
  4. Step 4: Simplify right side
    181,247,757.20x = 30,551,032,308,491,288
  5. Step 5: Solve for x
    x = 30,551,032,308,491,288/181,247,757.20
  6. Step 6: Final answer
    x = 168,559,505.40

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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.