Home / 168,055,435.92-231,917,513.38-93,720,696

Finding the Fourth Proportional to 168,055,435.92, 231,917,513.38 and 93,720,696

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Solution

The fourth proportional to 168,055,435.92, 231,917,513.38 and 93,720,696 is: 129,335,124.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,055,435.92 : 231,917,513.38 = 93,720,696 : x
  2. Step 2: Convert to fraction form
    168,055,435.92/231,917,513.38 = 93,720,696/x
  3. Step 3: Cross multiply
    168,055,435.92x = 231,917,513.38 × 93,720,696
  4. Step 4: Simplify right side
    168,055,435.92x = 21,735,470,768,562,912
  5. Step 5: Solve for x
    x = 21,735,470,768,562,912/168,055,435.92
  6. Step 6: Final answer
    x = 129,335,124.74

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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.