Home / 1,061,661,830.29-1,465,721,793.11-943,861,787.78

Finding the Fourth Proportional to 1,061,661,830.29, 1,465,721,793.11 and 943,861,787.78

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Solution

The fourth proportional to 1,061,661,830.29, 1,465,721,793.11 and 943,861,787.78 is: 1,303,088,000.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,661,830.29 : 1,465,721,793.11 = 943,861,787.78 : x
  2. Step 2: Convert to fraction form
    1,061,661,830.29/1,465,721,793.11 = 943,861,787.78/x
  3. Step 3: Cross multiply
    1,061,661,830.29x = 1,465,721,793.11 × 943,861,787.78
  4. Step 4: Simplify right side
    1,061,661,830.29x = 1,383,438,792,027,942,912
  5. Step 5: Solve for x
    x = 1,383,438,792,027,942,912/1,061,661,830.29
  6. Step 6: Final answer
    x = 1,303,088,000.87

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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.