Home / 92,542,361.54-127,633,993.88-81,354,934.22

Finding the Fourth Proportional to 92,542,361.54, 127,633,993.88 and 81,354,934.22

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Solution

The fourth proportional to 92,542,361.54, 127,633,993.88 and 81,354,934.22 is: 112,204,346.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,542,361.54 : 127,633,993.88 = 81,354,934.22 : x
  2. Step 2: Convert to fraction form
    92,542,361.54/127,633,993.88 = 81,354,934.22/x
  3. Step 3: Cross multiply
    92,542,361.54x = 127,633,993.88 × 81,354,934.22
  4. Step 4: Simplify right side
    92,542,361.54x = 10,383,655,175,298,338
  5. Step 5: Solve for x
    x = 10,383,655,175,298,338/92,542,361.54
  6. Step 6: Final answer
    x = 112,204,346.24

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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.