Home / 324,807,306.88-487,016,387.74-103,382,996.53

Finding the Fourth Proportional to 324,807,306.88, 487,016,387.74 and 103,382,996.53

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Solution

The fourth proportional to 324,807,306.88, 487,016,387.74 and 103,382,996.53 is: 155,012,564.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,807,306.88 : 487,016,387.74 = 103,382,996.53 : x
  2. Step 2: Convert to fraction form
    324,807,306.88/487,016,387.74 = 103,382,996.53/x
  3. Step 3: Cross multiply
    324,807,306.88x = 487,016,387.74 × 103,382,996.53
  4. Step 4: Simplify right side
    324,807,306.88x = 50,349,213,523,777,560
  5. Step 5: Solve for x
    x = 50,349,213,523,777,560/324,807,306.88
  6. Step 6: Final answer
    x = 155,012,564.24

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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.