Home / 85,161,158.42-127,752,361.19-33,339,067.12

Finding the Fourth Proportional to 85,161,158.42, 127,752,361.19 and 33,339,067.12

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Solution

The fourth proportional to 85,161,158.42, 127,752,361.19 and 33,339,067.12 is: 50,012,759.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,161,158.42 : 127,752,361.19 = 33,339,067.12 : x
  2. Step 2: Convert to fraction form
    85,161,158.42/127,752,361.19 = 33,339,067.12/x
  3. Step 3: Cross multiply
    85,161,158.42x = 127,752,361.19 × 33,339,067.12
  4. Step 4: Simplify right side
    85,161,158.42x = 4,259,144,543,646,436
  5. Step 5: Solve for x
    x = 4,259,144,543,646,436/85,161,158.42
  6. Step 6: Final answer
    x = 50,012,759.60

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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.