Home / 172,964,106.09-238,690,456.83-94,647,669.03

Finding the Fourth Proportional to 172,964,106.09, 238,690,456.83 and 94,647,669.03

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Solution

The fourth proportional to 172,964,106.09, 238,690,456.83 and 94,647,669.03 is: 130,613,778.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,964,106.09 : 238,690,456.83 = 94,647,669.03 : x
  2. Step 2: Convert to fraction form
    172,964,106.09/238,690,456.83 = 94,647,669.03/x
  3. Step 3: Cross multiply
    172,964,106.09x = 238,690,456.83 × 94,647,669.03
  4. Step 4: Simplify right side
    172,964,106.09x = 22,591,495,358,665,344
  5. Step 5: Solve for x
    x = 22,591,495,358,665,344/172,964,106.09
  6. Step 6: Final answer
    x = 130,613,778.02

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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.