Home / 81,110,612.94-111,932,185.64-43,941,617.24

Finding the Fourth Proportional to 81,110,612.94, 111,932,185.64 and 43,941,617.24

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Solution

The fourth proportional to 81,110,612.94, 111,932,185.64 and 43,941,617.24 is: 60,639,182.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,110,612.94 : 111,932,185.64 = 43,941,617.24 : x
  2. Step 2: Convert to fraction form
    81,110,612.94/111,932,185.64 = 43,941,617.24/x
  3. Step 3: Cross multiply
    81,110,612.94x = 111,932,185.64 × 43,941,617.24
  4. Step 4: Simplify right side
    81,110,612.94x = 4,918,481,258,229,505
  5. Step 5: Solve for x
    x = 4,918,481,258,229,505/81,110,612.94
  6. Step 6: Final answer
    x = 60,639,182.47

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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.