Home / 192,821,129.64-266,131,781.28-114,548,166.36

Finding the Fourth Proportional to 192,821,129.64, 266,131,781.28 and 114,548,166.36

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Solution

The fourth proportional to 192,821,129.64, 266,131,781.28 and 114,548,166.36 is: 158,099,413.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,821,129.64 : 266,131,781.28 = 114,548,166.36 : x
  2. Step 2: Convert to fraction form
    192,821,129.64/266,131,781.28 = 114,548,166.36/x
  3. Step 3: Cross multiply
    192,821,129.64x = 266,131,781.28 × 114,548,166.36
  4. Step 4: Simplify right side
    192,821,129.64x = 30,484,907,555,744,572
  5. Step 5: Solve for x
    x = 30,484,907,555,744,572/192,821,129.64
  6. Step 6: Final answer
    x = 158,099,413.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.