Home / 197,373,695.72-272,404,190.66-113,725,805.80

Finding the Fourth Proportional to 197,373,695.72, 272,404,190.66 and 113,725,805.80

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Solution

The fourth proportional to 197,373,695.72, 272,404,190.66 and 113,725,805.80 is: 156,958,028.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,373,695.72 : 272,404,190.66 = 113,725,805.80 : x
  2. Step 2: Convert to fraction form
    197,373,695.72/272,404,190.66 = 113,725,805.80/x
  3. Step 3: Cross multiply
    197,373,695.72x = 272,404,190.66 × 113,725,805.80
  4. Step 4: Simplify right side
    197,373,695.72x = 30,979,386,086,105,336
  5. Step 5: Solve for x
    x = 30,979,386,086,105,336/197,373,695.72
  6. Step 6: Final answer
    x = 156,958,028.14

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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.