Home / 87,238,174.20-130,858,617.96-25,833,543.72

Finding the Fourth Proportional to 87,238,174.20, 130,858,617.96 and 25,833,543.72

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Solution

The fourth proportional to 87,238,174.20, 130,858,617.96 and 25,833,543.72 is: 38,750,717.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,238,174.20 : 130,858,617.96 = 25,833,543.72 : x
  2. Step 2: Convert to fraction form
    87,238,174.20/130,858,617.96 = 25,833,543.72/x
  3. Step 3: Cross multiply
    87,238,174.20x = 130,858,617.96 × 25,833,543.72
  4. Step 4: Simplify right side
    87,238,174.20x = 3,380,541,828,208,437
  5. Step 5: Solve for x
    x = 3,380,541,828,208,437/87,238,174.20
  6. Step 6: Final answer
    x = 38,750,717.32

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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.