Home / 198,027,028.02-297,040,133.79-111,726,258.42

Finding the Fourth Proportional to 198,027,028.02, 297,040,133.79 and 111,726,258.42

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Solution

The fourth proportional to 198,027,028.02, 297,040,133.79 and 111,726,258.42 is: 167,589,157.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,027,028.02 : 297,040,133.79 = 111,726,258.42 : x
  2. Step 2: Convert to fraction form
    198,027,028.02/297,040,133.79 = 111,726,258.42/x
  3. Step 3: Cross multiply
    198,027,028.02x = 297,040,133.79 × 111,726,258.42
  4. Step 4: Simplify right side
    198,027,028.02x = 33,187,182,748,932,916
  5. Step 5: Solve for x
    x = 33,187,182,748,932,916/198,027,028.02
  6. Step 6: Final answer
    x = 167,589,157.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.