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Finding the Fourth Proportional to 183,738,413.80, 275,607,620.70 and 81,502,451.43

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Solution

The fourth proportional to 183,738,413.80, 275,607,620.70 and 81,502,451.43 is: 122,253,677.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,738,413.80 : 275,607,620.70 = 81,502,451.43 : x
  2. Step 2: Convert to fraction form
    183,738,413.80/275,607,620.70 = 81,502,451.43/x
  3. Step 3: Cross multiply
    183,738,413.80x = 275,607,620.70 × 81,502,451.43
  4. Step 4: Simplify right side
    183,738,413.80x = 22,462,696,719,839,612
  5. Step 5: Solve for x
    x = 22,462,696,719,839,612/183,738,413.80
  6. Step 6: Final answer
    x = 122,253,677.15

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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.