Home / 201,060,729,187.80-301,591,093,781.70-198,122,073,034.20

Finding the Fourth Proportional to 201,060,729,187.80, 301,591,093,781.70 and 198,122,073,034.20

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Solution

The fourth proportional to 201,060,729,187.80, 301,591,093,781.70 and 198,122,073,034.20 is: 297,183,109,551.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,060,729,187.80 : 301,591,093,781.70 = 198,122,073,034.20 : x
  2. Step 2: Convert to fraction form
    201,060,729,187.80/301,591,093,781.70 = 198,122,073,034.20/x
  3. Step 3: Cross multiply
    201,060,729,187.80x = 301,591,093,781.70 × 198,122,073,034.20
  4. Step 4: Simplify right side
    201,060,729,187.80x = 59,751,852,708,682,230,923,264
  5. Step 5: Solve for x
    x = 59,751,852,708,682,230,923,264/201,060,729,187.80
  6. Step 6: Final answer
    x = 297,183,109,551.30

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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.