Home / 132,002,806.80-198,302,808.60-91,692,022.80

Finding the Fourth Proportional to 132,002,806.80, 198,302,808.60 and 91,692,022.80

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Solution

The fourth proportional to 132,002,806.80, 198,302,808.60 and 91,692,022.80 is: 137,745,447.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,002,806.80 : 198,302,808.60 = 91,692,022.80 : x
  2. Step 2: Convert to fraction form
    132,002,806.80/198,302,808.60 = 91,692,022.80/x
  3. Step 3: Cross multiply
    132,002,806.80x = 198,302,808.60 × 91,692,022.80
  4. Step 4: Simplify right side
    132,002,806.80x = 18,182,785,647,455,236
  5. Step 5: Solve for x
    x = 18,182,785,647,455,236/132,002,806.80
  6. Step 6: Final answer
    x = 137,745,447.15

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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.