Home / 115,114,540.44-158,858,478.48-62,903,575.56

Finding the Fourth Proportional to 115,114,540.44, 158,858,478.48 and 62,903,575.56

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Solution

The fourth proportional to 115,114,540.44, 158,858,478.48 and 62,903,575.56 is: 86,807,159.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,114,540.44 : 158,858,478.48 = 62,903,575.56 : x
  2. Step 2: Convert to fraction form
    115,114,540.44/158,858,478.48 = 62,903,575.56/x
  3. Step 3: Cross multiply
    115,114,540.44x = 158,858,478.48 × 62,903,575.56
  4. Step 4: Simplify right side
    115,114,540.44x = 9,992,766,304,413,314
  5. Step 5: Solve for x
    x = 9,992,766,304,413,314/115,114,540.44
  6. Step 6: Final answer
    x = 86,807,159.78

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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.