Home / 206,241,517.68-284,607,610.80-113,422,023.60

Finding the Fourth Proportional to 206,241,517.68, 284,607,610.80 and 113,422,023.60

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Solution

The fourth proportional to 206,241,517.68, 284,607,610.80 and 113,422,023.60 is: 156,519,266.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,241,517.68 : 284,607,610.80 = 113,422,023.60 : x
  2. Step 2: Convert to fraction form
    206,241,517.68/284,607,610.80 = 113,422,023.60/x
  3. Step 3: Cross multiply
    206,241,517.68x = 284,607,610.80 × 113,422,023.60
  4. Step 4: Simplify right side
    206,241,517.68x = 32,280,771,148,897,216
  5. Step 5: Solve for x
    x = 32,280,771,148,897,216/206,241,517.68
  6. Step 6: Final answer
    x = 156,519,266.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.