Home / 2,565,393,470.40-3,848,090,205.60-2,198,061,451.20

Finding the Fourth Proportional to 2,565,393,470.40, 3,848,090,205.60 and 2,198,061,451.20

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Solution

The fourth proportional to 2,565,393,470.40, 3,848,090,205.60 and 2,198,061,451.20 is: 3,297,092,176.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565,393,470.40 : 3,848,090,205.60 = 2,198,061,451.20 : x
  2. Step 2: Convert to fraction form
    2,565,393,470.40/3,848,090,205.60 = 2,198,061,451.20/x
  3. Step 3: Cross multiply
    2,565,393,470.40x = 3,848,090,205.60 × 2,198,061,451.20
  4. Step 4: Simplify right side
    2,565,393,470.40x = 8,458,338,741,669,641,216
  5. Step 5: Solve for x
    x = 8,458,338,741,669,641,216/2,565,393,470.40
  6. Step 6: Final answer
    x = 3,297,092,176.80

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1.5x scale

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.