Home / 87,108,728.60-130,656,794.34-41,658,319.64

Finding the Fourth Proportional to 87,108,728.60, 130,656,794.34 and 41,658,319.64

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Solution

The fourth proportional to 87,108,728.60, 130,656,794.34 and 41,658,319.64 is: 62,484,467.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,108,728.60 : 130,656,794.34 = 41,658,319.64 : x
  2. Step 2: Convert to fraction form
    87,108,728.60/130,656,794.34 = 41,658,319.64/x
  3. Step 3: Cross multiply
    87,108,728.60x = 130,656,794.34 × 41,658,319.64
  4. Step 4: Simplify right side
    87,108,728.60x = 5,442,942,501,753,463
  5. Step 5: Solve for x
    x = 5,442,942,501,753,463/87,108,728.60
  6. Step 6: Final answer
    x = 62,484,467.28

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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.