Home / 192,391,490.78-265,503,659.19-104,288,414.30

Finding the Fourth Proportional to 192,391,490.78, 265,503,659.19 and 104,288,414.30

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Solution

The fourth proportional to 192,391,490.78, 265,503,659.19 and 104,288,414.30 is: 143,919,855.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,391,490.78 : 265,503,659.19 = 104,288,414.30 : x
  2. Step 2: Convert to fraction form
    192,391,490.78/265,503,659.19 = 104,288,414.30/x
  3. Step 3: Cross multiply
    192,391,490.78x = 265,503,659.19 × 104,288,414.30
  4. Step 4: Simplify right side
    192,391,490.78x = 27,688,955,607,772,720
  5. Step 5: Solve for x
    x = 27,688,955,607,772,720/192,391,490.78
  6. Step 6: Final answer
    x = 143,919,855.79

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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.