Home / 87,238,175.70-130,858,620.21-25,833,545.22

Finding the Fourth Proportional to 87,238,175.70, 130,858,620.21 and 25,833,545.22

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Solution

The fourth proportional to 87,238,175.70, 130,858,620.21 and 25,833,545.22 is: 38,750,719.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,238,175.70 : 130,858,620.21 = 25,833,545.22 : x
  2. Step 2: Convert to fraction form
    87,238,175.70/130,858,620.21 = 25,833,545.22/x
  3. Step 3: Cross multiply
    87,238,175.70x = 130,858,620.21 × 25,833,545.22
  4. Step 4: Simplify right side
    87,238,175.70x = 3,380,542,082,621,840.50
  5. Step 5: Solve for x
    x = 3,380,542,082,621,840.50/87,238,175.70
  6. Step 6: Final answer
    x = 38,750,719.57

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1.5x scale

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.