Home / 5,318,784,002.60-7,978,176,003.90-3,359,679,900.20

Finding the Fourth Proportional to 5,318,784,002.60, 7,978,176,003.90 and 3,359,679,900.20

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Solution

The fourth proportional to 5,318,784,002.60, 7,978,176,003.90 and 3,359,679,900.20 is: 5,039,519,850.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318,784,002.60 : 7,978,176,003.90 = 3,359,679,900.20 : x
  2. Step 2: Convert to fraction form
    5,318,784,002.60/7,978,176,003.90 = 3,359,679,900.20/x
  3. Step 3: Cross multiply
    5,318,784,002.60x = 7,978,176,003.90 × 3,359,679,900.20
  4. Step 4: Simplify right side
    5,318,784,002.60x = 26,804,117,560,560,783,360
  5. Step 5: Solve for x
    x = 26,804,117,560,560,783,360/5,318,784,002.60
  6. Step 6: Final answer
    x = 5,039,519,850.30

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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.