Home / 172,964,108.09-238,690,459.59-94,647,671.03

Finding the Fourth Proportional to 172,964,108.09, 238,690,459.59 and 94,647,671.03

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Solution

The fourth proportional to 172,964,108.09, 238,690,459.59 and 94,647,671.03 is: 130,613,780.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,964,108.09 : 238,690,459.59 = 94,647,671.03 : x
  2. Step 2: Convert to fraction form
    172,964,108.09/238,690,459.59 = 94,647,671.03/x
  3. Step 3: Cross multiply
    172,964,108.09x = 238,690,459.59 × 94,647,671.03
  4. Step 4: Simplify right side
    172,964,108.09x = 22,591,496,097,273,828
  5. Step 5: Solve for x
    x = 22,591,496,097,273,828/172,964,108.09
  6. Step 6: Final answer
    x = 130,613,780.78

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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.