Home / 314,177,642,398.68-471,266,469,833.11-75,412,291,493.50

Finding the Fourth Proportional to 314,177,642,398.68, 471,266,469,833.11 and 75,412,291,493.50

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Solution

The fourth proportional to 314,177,642,398.68, 471,266,469,833.11 and 75,412,291,493.50 is: 113,118,438,736.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,177,642,398.68 : 471,266,469,833.11 = 75,412,291,493.50 : x
  2. Step 2: Convert to fraction form
    314,177,642,398.68/471,266,469,833.11 = 75,412,291,493.50/x
  3. Step 3: Cross multiply
    314,177,642,398.68x = 471,266,469,833.11 × 75,412,291,493.50
  4. Step 4: Simplify right side
    314,177,642,398.68x = 35,539,284,394,167,215,587,328
  5. Step 5: Solve for x
    x = 35,539,284,394,167,215,587,328/314,177,642,398.68
  6. Step 6: Final answer
    x = 113,118,438,736.86

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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.