Home / 3,318,691,858.20-4,978,037,787.30-3,318,691,858.20

Finding the Fourth Proportional to 3,318,691,858.20, 4,978,037,787.30 and 3,318,691,858.20

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Solution

The fourth proportional to 3,318,691,858.20, 4,978,037,787.30 and 3,318,691,858.20 is: 4,978,037,787.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318,691,858.20 : 4,978,037,787.30 = 3,318,691,858.20 : x
  2. Step 2: Convert to fraction form
    3,318,691,858.20/4,978,037,787.30 = 3,318,691,858.20/x
  3. Step 3: Cross multiply
    3,318,691,858.20x = 4,978,037,787.30 × 3,318,691,858.20
  4. Step 4: Simplify right side
    3,318,691,858.20x = 16,520,573,474,524,452,864
  5. Step 5: Solve for x
    x = 16,520,573,474,524,452,864/3,318,691,858.20
  6. Step 6: Final answer
    x = 4,978,037,787.30

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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.