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Finding the Fourth Proportional to 404,247,203.70, 606,370,805.55 and 222,848,675.70

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Solution

The fourth proportional to 404,247,203.70, 606,370,805.55 and 222,848,675.70 is: 334,273,013.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,247,203.70 : 606,370,805.55 = 222,848,675.70 : x
  2. Step 2: Convert to fraction form
    404,247,203.70/606,370,805.55 = 222,848,675.70/x
  3. Step 3: Cross multiply
    404,247,203.70x = 606,370,805.55 × 222,848,675.70
  4. Step 4: Simplify right side
    404,247,203.70x = 135,128,930,999,959,696
  5. Step 5: Solve for x
    x = 135,128,930,999,959,696/404,247,203.70
  6. Step 6: Final answer
    x = 334,273,013.55

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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.