Home / 81,422,092.09-122,103,572.62-44,561,224.39

Finding the Fourth Proportional to 81,422,092.09, 122,103,572.62 and 44,561,224.39

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Solution

The fourth proportional to 81,422,092.09, 122,103,572.62 and 44,561,224.39 is: 66,825,655.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,422,092.09 : 122,103,572.62 = 44,561,224.39 : x
  2. Step 2: Convert to fraction form
    81,422,092.09/122,103,572.62 = 44,561,224.39/x
  3. Step 3: Cross multiply
    81,422,092.09x = 122,103,572.62 × 44,561,224.39
  4. Step 4: Simplify right side
    81,422,092.09x = 5,441,084,698,340,480
  5. Step 5: Solve for x
    x = 5,441,084,698,340,480/81,422,092.09
  6. Step 6: Final answer
    x = 66,825,655.77

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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.