Home / 319,388,459.31-479,251,480.05-226,614,993.84

Finding the Fourth Proportional to 319,388,459.31, 479,251,480.05 and 226,614,993.84

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Solution

The fourth proportional to 319,388,459.31, 479,251,480.05 and 226,614,993.84 is: 340,042,252.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,388,459.31 : 479,251,480.05 = 226,614,993.84 : x
  2. Step 2: Convert to fraction form
    319,388,459.31/479,251,480.05 = 226,614,993.84/x
  3. Step 3: Cross multiply
    319,388,459.31x = 479,251,480.05 × 226,614,993.84
  4. Step 4: Simplify right side
    319,388,459.31x = 108,605,571,199,341,632
  5. Step 5: Solve for x
    x = 108,605,571,199,341,632/319,388,459.31
  6. Step 6: Final answer
    x = 340,042,252.73

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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.