Home / 801,248,255.82-1,105,783,934.75-504,145,168.32

Finding the Fourth Proportional to 801,248,255.82, 1,105,783,934.75 and 504,145,168.32

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Solution

The fourth proportional to 801,248,255.82, 1,105,783,934.75 and 504,145,168.32 is: 695,758,928.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,248,255.82 : 1,105,783,934.75 = 504,145,168.32 : x
  2. Step 2: Convert to fraction form
    801,248,255.82/1,105,783,934.75 = 504,145,168.32/x
  3. Step 3: Cross multiply
    801,248,255.82x = 1,105,783,934.75 × 504,145,168.32
  4. Step 4: Simplify right side
    801,248,255.82x = 557,475,627,907,569,856
  5. Step 5: Solve for x
    x = 557,475,627,907,569,856/801,248,255.82
  6. Step 6: Final answer
    x = 695,758,928.47

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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.