Home / 197,096,629.12-271,995,109.32-108,996,553.60

Finding the Fourth Proportional to 197,096,629.12, 271,995,109.32 and 108,996,553.60

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Solution

The fourth proportional to 197,096,629.12, 271,995,109.32 and 108,996,553.60 is: 150,416,217.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,096,629.12 : 271,995,109.32 = 108,996,553.60 : x
  2. Step 2: Convert to fraction form
    197,096,629.12/271,995,109.32 = 108,996,553.60/x
  3. Step 3: Cross multiply
    197,096,629.12x = 271,995,109.32 × 108,996,553.60
  4. Step 4: Simplify right side
    197,096,629.12x = 29,646,529,511,935,236
  5. Step 5: Solve for x
    x = 29,646,529,511,935,236/197,096,629.12
  6. Step 6: Final answer
    x = 150,416,217.89

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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.