Home / 1,373,339,419.92-1,895,258,237.04-786,741,930

Finding the Fourth Proportional to 1,373,339,419.92, 1,895,258,237.04 and 786,741,930

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Solution

The fourth proportional to 1,373,339,419.92, 1,895,258,237.04 and 786,741,930 is: 1,085,732,413.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,339,419.92 : 1,895,258,237.04 = 786,741,930 : x
  2. Step 2: Convert to fraction form
    1,373,339,419.92/1,895,258,237.04 = 786,741,930/x
  3. Step 3: Cross multiply
    1,373,339,419.92x = 1,895,258,237.04 × 786,741,930
  4. Step 4: Simplify right side
    1,373,339,419.92x = 1,491,079,123,257,246,976
  5. Step 5: Solve for x
    x = 1,491,079,123,257,246,976/1,373,339,419.92
  6. Step 6: Final answer
    x = 1,085,732,413.73

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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.