Home / 168,055,456.44-231,917,541.69-93,720,716.58

Finding the Fourth Proportional to 168,055,456.44, 231,917,541.69 and 93,720,716.58

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Solution

The fourth proportional to 168,055,456.44, 231,917,541.69 and 93,720,716.58 is: 129,335,153.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,055,456.44 : 231,917,541.69 = 93,720,716.58 : x
  2. Step 2: Convert to fraction form
    168,055,456.44/231,917,541.69 = 93,720,716.58/x
  3. Step 3: Cross multiply
    168,055,456.44x = 231,917,541.69 × 93,720,716.58
  4. Step 4: Simplify right side
    168,055,456.44x = 21,735,478,194,658,824
  5. Step 5: Solve for x
    x = 21,735,478,194,658,824/168,055,456.44
  6. Step 6: Final answer
    x = 129,335,153.14

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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.