Home / 206,350,689.11-284,766,211.17-112,265,370.90

Finding the Fourth Proportional to 206,350,689.11, 284,766,211.17 and 112,265,370.90

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Solution

The fourth proportional to 206,350,689.11, 284,766,211.17 and 112,265,370.90 is: 154,927,441.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,350,689.11 : 284,766,211.17 = 112,265,370.90 : x
  2. Step 2: Convert to fraction form
    206,350,689.11/284,766,211.17 = 112,265,370.90/x
  3. Step 3: Cross multiply
    206,350,689.11x = 284,766,211.17 × 112,265,370.90
  4. Step 4: Simplify right side
    206,350,689.11x = 31,969,384,316,787,776
  5. Step 5: Solve for x
    x = 31,969,384,316,787,776/206,350,689.11
  6. Step 6: Final answer
    x = 154,927,441.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.