Home / 3,633,342,778.10-5,014,015,048.41-1,962,591,926.78

Finding the Fourth Proportional to 3,633,342,778.10, 5,014,015,048.41 and 1,962,591,926.78

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Solution

The fourth proportional to 3,633,342,778.10, 5,014,015,048.41 and 1,962,591,926.78 is: 2,708,377,947.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633,342,778.10 : 5,014,015,048.41 = 1,962,591,926.78 : x
  2. Step 2: Convert to fraction form
    3,633,342,778.10/5,014,015,048.41 = 1,962,591,926.78/x
  3. Step 3: Cross multiply
    3,633,342,778.10x = 5,014,015,048.41 × 1,962,591,926.78
  4. Step 4: Simplify right side
    3,633,342,778.10x = 9,840,465,454,762,897,408
  5. Step 5: Solve for x
    x = 9,840,465,454,762,897,408/3,633,342,778.10
  6. Step 6: Final answer
    x = 2,708,377,947.18

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1.5x scale

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.