Home / 5,135,311,804.41-7,697,591,478.83-2,149,085,836.35

Finding the Fourth Proportional to 5,135,311,804.41, 7,697,591,478.83 and 2,149,085,836.35

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Solution

The fourth proportional to 5,135,311,804.41, 7,697,591,478.83 and 2,149,085,836.35 is: 3,221,378,847.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,135,311,804.41 : 7,697,591,478.83 = 2,149,085,836.35 : x
  2. Step 2: Convert to fraction form
    5,135,311,804.41/7,697,591,478.83 = 2,149,085,836.35/x
  3. Step 3: Cross multiply
    5,135,311,804.41x = 7,697,591,478.83 × 2,149,085,836.35
  4. Step 4: Simplify right side
    5,135,311,804.41x = 16,542,784,821,167,376,384
  5. Step 5: Solve for x
    x = 16,542,784,821,167,376,384/5,135,311,804.41
  6. Step 6: Final answer
    x = 3,221,378,847.33

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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.