Home / 98,162,067.76-135,593,036.04-73,339,112.32

Finding the Fourth Proportional to 98,162,067.76, 135,593,036.04 and 73,339,112.32

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Solution

The fourth proportional to 98,162,067.76, 135,593,036.04 and 73,339,112.32 is: 101,304,639.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,162,067.76 : 135,593,036.04 = 73,339,112.32 : x
  2. Step 2: Convert to fraction form
    98,162,067.76/135,593,036.04 = 73,339,112.32/x
  3. Step 3: Cross multiply
    98,162,067.76x = 135,593,036.04 × 73,339,112.32
  4. Step 4: Simplify right side
    98,162,067.76x = 9,944,272,899,947,366
  5. Step 5: Solve for x
    x = 9,944,272,899,947,366/98,162,067.76
  6. Step 6: Final answer
    x = 101,304,639.63

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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.