Home / 168,538,285-232,582,833.54-91,275,949

Finding the Fourth Proportional to 168,538,285, 232,582,833.54 and 91,275,949

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Solution

The fourth proportional to 168,538,285, 232,582,833.54 and 91,275,949 is: 125,960,809.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,538,285 : 232,582,833.54 = 91,275,949 : x
  2. Step 2: Convert to fraction form
    168,538,285/232,582,833.54 = 91,275,949/x
  3. Step 3: Cross multiply
    168,538,285x = 232,582,833.54 × 91,275,949
  4. Step 4: Simplify right side
    168,538,285x = 21,229,218,852,472,528
  5. Step 5: Solve for x
    x = 21,229,218,852,472,528/168,538,285
  6. Step 6: Final answer
    x = 125,960,809.75

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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.