Home / 974,159,174.43-1,344,350,195.38-572,289,862.61

Finding the Fourth Proportional to 974,159,174.43, 1,344,350,195.38 and 572,289,862.61

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Solution

The fourth proportional to 974,159,174.43, 1,344,350,195.38 and 572,289,862.61 is: 789,766,199.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,159,174.43 : 1,344,350,195.38 = 572,289,862.61 : x
  2. Step 2: Convert to fraction form
    974,159,174.43/1,344,350,195.38 = 572,289,862.61/x
  3. Step 3: Cross multiply
    974,159,174.43x = 1,344,350,195.38 × 572,289,862.61
  4. Step 4: Simplify right side
    974,159,174.43x = 769,357,988,613,746,944
  5. Step 5: Solve for x
    x = 769,357,988,613,746,944/974,159,174.43
  6. Step 6: Final answer
    x = 789,766,199.21

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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.