Home / 204,507,936,327.20-306,568,412,727.60-120,726,002,861.60

Finding the Fourth Proportional to 204,507,936,327.20, 306,568,412,727.60 and 120,726,002,861.60

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Solution

The fourth proportional to 204,507,936,327.20, 306,568,412,727.60 and 120,726,002,861.60 is: 180,974,781,404.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,507,936,327.20 : 306,568,412,727.60 = 120,726,002,861.60 : x
  2. Step 2: Convert to fraction form
    204,507,936,327.20/306,568,412,727.60 = 120,726,002,861.60/x
  3. Step 3: Cross multiply
    204,507,936,327.20x = 306,568,412,727.60 × 120,726,002,861.60
  4. Step 4: Simplify right side
    204,507,936,327.20x = 37,010,779,072,228,405,280,768
  5. Step 5: Solve for x
    x = 37,010,779,072,228,405,280,768/204,507,936,327.20
  6. Step 6: Final answer
    x = 180,974,781,404.15

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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.