Home / 124,845,608.80-187,268,413.20-109,729,064.80

Finding the Fourth Proportional to 124,845,608.80, 187,268,413.20 and 109,729,064.80

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Solution

The fourth proportional to 124,845,608.80, 187,268,413.20 and 109,729,064.80 is: 164,593,597.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,845,608.80 : 187,268,413.20 = 109,729,064.80 : x
  2. Step 2: Convert to fraction form
    124,845,608.80/187,268,413.20 = 109,729,064.80/x
  3. Step 3: Cross multiply
    124,845,608.80x = 187,268,413.20 × 109,729,064.80
  4. Step 4: Simplify right side
    124,845,608.80x = 20,548,787,847,015,972
  5. Step 5: Solve for x
    x = 20,548,787,847,015,972/124,845,608.80
  6. Step 6: Final answer
    x = 164,593,597.20

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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.