Home / 649,609,104.45-974,024,519.15-206,760,493.97

Finding the Fourth Proportional to 649,609,104.45, 974,024,519.15 and 206,760,493.97

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Solution

The fourth proportional to 649,609,104.45, 974,024,519.15 and 206,760,493.97 is: 310,016,884.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,609,104.45 : 974,024,519.15 = 206,760,493.97 : x
  2. Step 2: Convert to fraction form
    649,609,104.45/974,024,519.15 = 206,760,493.97/x
  3. Step 3: Cross multiply
    649,609,104.45x = 974,024,519.15 × 206,760,493.97
  4. Step 4: Simplify right side
    649,609,104.45x = 201,389,790,721,960,640
  5. Step 5: Solve for x
    x = 201,389,790,721,960,640/649,609,104.45
  6. Step 6: Final answer
    x = 310,016,884.53

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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.