Home / 87,747,584.25-121,090,177.40-48,588,520.24

Finding the Fourth Proportional to 87,747,584.25, 121,090,177.40 and 48,588,520.24

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Solution

The fourth proportional to 87,747,584.25, 121,090,177.40 and 48,588,520.24 is: 67,051,333.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,747,584.25 : 121,090,177.40 = 48,588,520.24 : x
  2. Step 2: Convert to fraction form
    87,747,584.25/121,090,177.40 = 48,588,520.24/x
  3. Step 3: Cross multiply
    87,747,584.25x = 121,090,177.40 × 48,588,520.24
  4. Step 4: Simplify right side
    87,747,584.25x = 5,883,592,535,465,091
  5. Step 5: Solve for x
    x = 5,883,592,535,465,091/87,747,584.25
  6. Step 6: Final answer
    x = 67,051,333.50

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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.