Home / 121,277,608.80-181,916,413.20-92,579,794.80

Finding the Fourth Proportional to 121,277,608.80, 181,916,413.20 and 92,579,794.80

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Solution

The fourth proportional to 121,277,608.80, 181,916,413.20 and 92,579,794.80 is: 138,869,692.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,277,608.80 : 181,916,413.20 = 92,579,794.80 : x
  2. Step 2: Convert to fraction form
    121,277,608.80/181,916,413.20 = 92,579,794.80/x
  3. Step 3: Cross multiply
    121,277,608.80x = 181,916,413.20 × 92,579,794.80
  4. Step 4: Simplify right side
    121,277,608.80x = 16,841,784,204,808,010
  5. Step 5: Solve for x
    x = 16,841,784,204,808,010/121,277,608.80
  6. Step 6: Final answer
    x = 138,869,692.20

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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.