Home / 2,861,516,366.79-4,292,479,560.40-762,981,781.61

Finding the Fourth Proportional to 2,861,516,366.79, 4,292,479,560.40 and 762,981,781.61

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Solution

The fourth proportional to 2,861,516,366.79, 4,292,479,560.40 and 762,981,781.61 is: 1,144,527,335.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861,516,366.79 : 4,292,479,560.40 = 762,981,781.61 : x
  2. Step 2: Convert to fraction form
    2,861,516,366.79/4,292,479,560.40 = 762,981,781.61/x
  3. Step 3: Cross multiply
    2,861,516,366.79x = 4,292,479,560.40 × 762,981,781.61
  4. Step 4: Simplify right side
    2,861,516,366.79x = 3,275,083,702,518,501,888
  5. Step 5: Solve for x
    x = 3,275,083,702,518,501,888/2,861,516,366.79
  6. Step 6: Final answer
    x = 1,144,527,335.41

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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.