Home / 2,815,836,982.97-4,223,916,885.86-745,504,947.41

Finding the Fourth Proportional to 2,815,836,982.97, 4,223,916,885.86 and 745,504,947.41

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Solution

The fourth proportional to 2,815,836,982.97, 4,223,916,885.86 and 745,504,947.41 is: 1,118,300,155.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,815,836,982.97 : 4,223,916,885.86 = 745,504,947.41 : x
  2. Step 2: Convert to fraction form
    2,815,836,982.97/4,223,916,885.86 = 745,504,947.41/x
  3. Step 3: Cross multiply
    2,815,836,982.97x = 4,223,916,885.86 × 745,504,947.41
  4. Step 4: Simplify right side
    2,815,836,982.97x = 3,148,950,935,853,542,400
  5. Step 5: Solve for x
    x = 3,148,950,935,853,542,400/2,815,836,982.97
  6. Step 6: Final answer
    x = 1,118,300,155.48

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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.