Home / 121,344,348.30-182,016,522.45-53,114,613.90

Finding the Fourth Proportional to 121,344,348.30, 182,016,522.45 and 53,114,613.90

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Solution

The fourth proportional to 121,344,348.30, 182,016,522.45 and 53,114,613.90 is: 79,671,920.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,344,348.30 : 182,016,522.45 = 53,114,613.90 : x
  2. Step 2: Convert to fraction form
    121,344,348.30/182,016,522.45 = 53,114,613.90/x
  3. Step 3: Cross multiply
    121,344,348.30x = 182,016,522.45 × 53,114,613.90
  4. Step 4: Simplify right side
    121,344,348.30x = 9,667,737,313,352,432
  5. Step 5: Solve for x
    x = 9,667,737,313,352,432/121,344,348.30
  6. Step 6: Final answer
    x = 79,671,920.85

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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.