Home / 195,719,321.60-293,578,982.40-131,222,067.20

Finding the Fourth Proportional to 195,719,321.60, 293,578,982.40 and 131,222,067.20

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Solution

The fourth proportional to 195,719,321.60, 293,578,982.40 and 131,222,067.20 is: 196,833,100.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,719,321.60 : 293,578,982.40 = 131,222,067.20 : x
  2. Step 2: Convert to fraction form
    195,719,321.60/293,578,982.40 = 131,222,067.20/x
  3. Step 3: Cross multiply
    195,719,321.60x = 293,578,982.40 × 131,222,067.20
  4. Step 4: Simplify right side
    195,719,321.60x = 38,524,040,957,000,416
  5. Step 5: Solve for x
    x = 38,524,040,957,000,416/195,719,321.60
  6. Step 6: Final answer
    x = 196,833,100.80

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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.