Home / 2,145,451,620.60-3,218,177,430.90-1,854,647,105.40

Finding the Fourth Proportional to 2,145,451,620.60, 3,218,177,430.90 and 1,854,647,105.40

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Solution

The fourth proportional to 2,145,451,620.60, 3,218,177,430.90 and 1,854,647,105.40 is: 2,781,970,658.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,451,620.60 : 3,218,177,430.90 = 1,854,647,105.40 : x
  2. Step 2: Convert to fraction form
    2,145,451,620.60/3,218,177,430.90 = 1,854,647,105.40/x
  3. Step 3: Cross multiply
    2,145,451,620.60x = 3,218,177,430.90 × 1,854,647,105.40
  4. Step 4: Simplify right side
    2,145,451,620.60x = 5,968,583,456,882,293,760
  5. Step 5: Solve for x
    x = 5,968,583,456,882,293,760/2,145,451,620.60
  6. Step 6: Final answer
    x = 2,781,970,658.10

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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.