Home / 123,669,608.70-185,504,413.05-122,535,867.90

Finding the Fourth Proportional to 123,669,608.70, 185,504,413.05 and 122,535,867.90

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Solution

The fourth proportional to 123,669,608.70, 185,504,413.05 and 122,535,867.90 is: 183,803,801.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,669,608.70 : 185,504,413.05 = 122,535,867.90 : x
  2. Step 2: Convert to fraction form
    123,669,608.70/185,504,413.05 = 122,535,867.90/x
  3. Step 3: Cross multiply
    123,669,608.70x = 185,504,413.05 × 122,535,867.90
  4. Step 4: Simplify right side
    123,669,608.70x = 22,730,944,252,361,840
  5. Step 5: Solve for x
    x = 22,730,944,252,361,840/123,669,608.70
  6. Step 6: Final answer
    x = 183,803,801.85

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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.