Home / 87,827,086.42-121,202,096.88-48,669,517.24

Finding the Fourth Proportional to 87,827,086.42, 121,202,096.88 and 48,669,517.24

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Solution

The fourth proportional to 87,827,086.42, 121,202,096.88 and 48,669,517.24 is: 67,164,331.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,827,086.42 : 121,202,096.88 = 48,669,517.24 : x
  2. Step 2: Convert to fraction form
    87,827,086.42/121,202,096.88 = 48,669,517.24/x
  3. Step 3: Cross multiply
    87,827,086.42x = 121,202,096.88 × 48,669,517.24
  4. Step 4: Simplify right side
    87,827,086.42x = 5,898,847,543,504,816
  5. Step 5: Solve for x
    x = 5,898,847,543,504,816/87,827,086.42
  6. Step 6: Final answer
    x = 67,164,331.46

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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.