Home / 272,372,704.20-408,559,056.30-251,327,640.60

Finding the Fourth Proportional to 272,372,704.20, 408,559,056.30 and 251,327,640.60

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Solution

The fourth proportional to 272,372,704.20, 408,559,056.30 and 251,327,640.60 is: 376,991,460.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,372,704.20 : 408,559,056.30 = 251,327,640.60 : x
  2. Step 2: Convert to fraction form
    272,372,704.20/408,559,056.30 = 251,327,640.60/x
  3. Step 3: Cross multiply
    272,372,704.20x = 408,559,056.30 × 251,327,640.60
  4. Step 4: Simplify right side
    272,372,704.20x = 102,682,183,665,641,568
  5. Step 5: Solve for x
    x = 102,682,183,665,641,568/272,372,704.20
  6. Step 6: Final answer
    x = 376,991,460.90

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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.