Home / 431,740,912.38-595,802,454.89-233,502,401.46

Finding the Fourth Proportional to 431,740,912.38, 595,802,454.89 and 233,502,401.46

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Solution

The fourth proportional to 431,740,912.38, 595,802,454.89 and 233,502,401.46 is: 322,233,311.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,740,912.38 : 595,802,454.89 = 233,502,401.46 : x
  2. Step 2: Convert to fraction form
    431,740,912.38/595,802,454.89 = 233,502,401.46/x
  3. Step 3: Cross multiply
    431,740,912.38x = 595,802,454.89 × 233,502,401.46
  4. Step 4: Simplify right side
    431,740,912.38x = 139,121,304,011,410,816
  5. Step 5: Solve for x
    x = 139,121,304,011,410,816/431,740,912.38
  6. Step 6: Final answer
    x = 322,233,311.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.