Home / 436,469,928.72-654,138,017.82-177,383,649.48

Finding the Fourth Proportional to 436,469,928.72, 654,138,017.82 and 177,383,649.48

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Solution

The fourth proportional to 436,469,928.72, 654,138,017.82 and 177,383,649.48 is: 265,845,093.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,469,928.72 : 654,138,017.82 = 177,383,649.48 : x
  2. Step 2: Convert to fraction form
    436,469,928.72/654,138,017.82 = 177,383,649.48/x
  3. Step 3: Cross multiply
    436,469,928.72x = 654,138,017.82 × 177,383,649.48
  4. Step 4: Simplify right side
    436,469,928.72x = 116,033,388,864,524,880
  5. Step 5: Solve for x
    x = 116,033,388,864,524,880/436,469,928.72
  6. Step 6: Final answer
    x = 265,845,093.17

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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.