Home / 123,383,443.65-170,269,154.07-68,382,843.09

Finding the Fourth Proportional to 123,383,443.65, 170,269,154.07 and 68,382,843.09

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Solution

The fourth proportional to 123,383,443.65, 170,269,154.07 and 68,382,843.09 is: 94,368,324.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,383,443.65 : 170,269,154.07 = 68,382,843.09 : x
  2. Step 2: Convert to fraction form
    123,383,443.65/170,269,154.07 = 68,382,843.09/x
  3. Step 3: Cross multiply
    123,383,443.65x = 170,269,154.07 × 68,382,843.09
  4. Step 4: Simplify right side
    123,383,443.65x = 11,643,488,845,835,844
  5. Step 5: Solve for x
    x = 11,643,488,845,835,844/123,383,443.65
  6. Step 6: Final answer
    x = 94,368,324.48

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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.