Home / 197,373,695.22-272,404,189.97-113,725,805.30

Finding the Fourth Proportional to 197,373,695.22, 272,404,189.97 and 113,725,805.30

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Solution

The fourth proportional to 197,373,695.22, 272,404,189.97 and 113,725,805.30 is: 156,958,027.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,373,695.22 : 272,404,189.97 = 113,725,805.30 : x
  2. Step 2: Convert to fraction form
    197,373,695.22/272,404,189.97 = 113,725,805.30/x
  3. Step 3: Cross multiply
    197,373,695.22x = 272,404,189.97 × 113,725,805.30
  4. Step 4: Simplify right side
    197,373,695.22x = 30,979,385,871,432,436
  5. Step 5: Solve for x
    x = 30,979,385,871,432,436/197,373,695.22
  6. Step 6: Final answer
    x = 156,958,027.45

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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.