Home / 109,304,990.46-163,986,201.11-39,282,288.93

Finding the Fourth Proportional to 109,304,990.46, 163,986,201.11 and 39,282,288.93

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Solution

The fourth proportional to 109,304,990.46, 163,986,201.11 and 39,282,288.93 is: 58,933,753.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,304,990.46 : 163,986,201.11 = 39,282,288.93 : x
  2. Step 2: Convert to fraction form
    109,304,990.46/163,986,201.11 = 39,282,288.93/x
  3. Step 3: Cross multiply
    109,304,990.46x = 163,986,201.11 × 39,282,288.93
  4. Step 4: Simplify right side
    109,304,990.46x = 6,441,753,332,339,695
  5. Step 5: Solve for x
    x = 6,441,753,332,339,695/109,304,990.46
  6. Step 6: Final answer
    x = 58,933,753.21

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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.