Home / 327,334,124.67-491,065,868.82-120,074,459.73

Finding the Fourth Proportional to 327,334,124.67, 491,065,868.82 and 120,074,459.73

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Solution

The fourth proportional to 327,334,124.67, 491,065,868.82 and 120,074,459.73 is: 180,135,416.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,334,124.67 : 491,065,868.82 = 120,074,459.73 : x
  2. Step 2: Convert to fraction form
    327,334,124.67/491,065,868.82 = 120,074,459.73/x
  3. Step 3: Cross multiply
    327,334,124.67x = 491,065,868.82 × 120,074,459.73
  4. Step 4: Simplify right side
    327,334,124.67x = 58,964,468,890,404,552
  5. Step 5: Solve for x
    x = 58,964,468,890,404,552/327,334,124.67
  6. Step 6: Final answer
    x = 180,135,416.53

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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.