Home / 3,960,228,022.80-5,940,342,034.20-1,994,321,475.60

Finding the Fourth Proportional to 3,960,228,022.80, 5,940,342,034.20 and 1,994,321,475.60

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Solution

The fourth proportional to 3,960,228,022.80, 5,940,342,034.20 and 1,994,321,475.60 is: 2,991,482,213.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960,228,022.80 : 5,940,342,034.20 = 1,994,321,475.60 : x
  2. Step 2: Convert to fraction form
    3,960,228,022.80/5,940,342,034.20 = 1,994,321,475.60/x
  3. Step 3: Cross multiply
    3,960,228,022.80x = 5,940,342,034.20 × 1,994,321,475.60
  4. Step 4: Simplify right side
    3,960,228,022.80x = 11,846,951,691,214,448,640
  5. Step 5: Solve for x
    x = 11,846,951,691,214,448,640/3,960,228,022.80
  6. Step 6: Final answer
    x = 2,991,482,213.40

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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.