Home / 327,333,923.67-491,065,567.23-120,074,258.72

Finding the Fourth Proportional to 327,333,923.67, 491,065,567.23 and 120,074,258.72

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Solution

The fourth proportional to 327,333,923.67, 491,065,567.23 and 120,074,258.72 is: 180,135,114.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,333,923.67 : 491,065,567.23 = 120,074,258.72 : x
  2. Step 2: Convert to fraction form
    327,333,923.67/491,065,567.23 = 120,074,258.72/x
  3. Step 3: Cross multiply
    327,333,923.67x = 491,065,567.23 × 120,074,258.72
  4. Step 4: Simplify right side
    327,333,923.67x = 58,964,333,968,986,056
  5. Step 5: Solve for x
    x = 58,964,333,968,986,056/327,333,923.67
  6. Step 6: Final answer
    x = 180,135,114.96

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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.