Home / 968,278,396.27-1,452,417,545.81-921,231,940.63

Finding the Fourth Proportional to 968,278,396.27, 1,452,417,545.81 and 921,231,940.63

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Solution

The fourth proportional to 968,278,396.27, 1,452,417,545.81 and 921,231,940.63 is: 1,381,847,864.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,278,396.27 : 1,452,417,545.81 = 921,231,940.63 : x
  2. Step 2: Convert to fraction form
    968,278,396.27/1,452,417,545.81 = 921,231,940.63/x
  3. Step 3: Cross multiply
    968,278,396.27x = 1,452,417,545.81 × 921,231,940.63
  4. Step 4: Simplify right side
    968,278,396.27x = 1,338,013,434,327,002,112
  5. Step 5: Solve for x
    x = 1,338,013,434,327,002,112/968,278,396.27
  6. Step 6: Final answer
    x = 1,381,847,864.71

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1.5x scale

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.