Home / 3,991,487,687.40-5,978,161,604.70-2,522,159,610.60

Finding the Fourth Proportional to 3,991,487,687.40, 5,978,161,604.70 and 2,522,159,610.60

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Solution

The fourth proportional to 3,991,487,687.40, 5,978,161,604.70 and 2,522,159,610.60 is: 3,777,508,269.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,991,487,687.40 : 5,978,161,604.70 = 2,522,159,610.60 : x
  2. Step 2: Convert to fraction form
    3,991,487,687.40/5,978,161,604.70 = 2,522,159,610.60/x
  3. Step 3: Cross multiply
    3,991,487,687.40x = 5,978,161,604.70 × 2,522,159,610.60
  4. Step 4: Simplify right side
    3,991,487,687.40x = 15,077,877,745,014,022,144
  5. Step 5: Solve for x
    x = 15,077,877,745,014,022,144/3,991,487,687.40
  6. Step 6: Final answer
    x = 3,777,508,269.06

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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.