Home / 113,665,919.52-170,456,560.80-40,862,832.96

Finding the Fourth Proportional to 113,665,919.52, 170,456,560.80 and 40,862,832.96

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Solution

The fourth proportional to 113,665,919.52, 170,456,560.80 and 40,862,832.96 is: 61,279,035.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,665,919.52 : 170,456,560.80 = 40,862,832.96 : x
  2. Step 2: Convert to fraction form
    113,665,919.52/170,456,560.80 = 40,862,832.96/x
  3. Step 3: Cross multiply
    113,665,919.52x = 170,456,560.80 × 40,862,832.96
  4. Step 4: Simplify right side
    113,665,919.52x = 6,965,337,970,906,485
  5. Step 5: Solve for x
    x = 6,965,337,970,906,485/113,665,919.52
  6. Step 6: Final answer
    x = 61,279,035.97

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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.