Home / 134,166,198.30-185,145,065.19-75,431,348.70

Finding the Fourth Proportional to 134,166,198.30, 185,145,065.19 and 75,431,348.70

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Solution

The fourth proportional to 134,166,198.30, 185,145,065.19 and 75,431,348.70 is: 104,092,850.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,166,198.30 : 185,145,065.19 = 75,431,348.70 : x
  2. Step 2: Convert to fraction form
    134,166,198.30/185,145,065.19 = 75,431,348.70/x
  3. Step 3: Cross multiply
    134,166,198.30x = 185,145,065.19 × 75,431,348.70
  4. Step 4: Simplify right side
    134,166,198.30x = 13,965,741,972,431,122
  5. Step 5: Solve for x
    x = 13,965,741,972,431,122/134,166,198.30
  6. Step 6: Final answer
    x = 104,092,850.13

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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.