Home / 404,247,207.20-606,370,810.80-222,848,679.20

Finding the Fourth Proportional to 404,247,207.20, 606,370,810.80 and 222,848,679.20

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Solution

The fourth proportional to 404,247,207.20, 606,370,810.80 and 222,848,679.20 is: 334,273,018.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,247,207.20 : 606,370,810.80 = 222,848,679.20 : x
  2. Step 2: Convert to fraction form
    404,247,207.20/606,370,810.80 = 222,848,679.20/x
  3. Step 3: Cross multiply
    404,247,207.20x = 606,370,810.80 × 222,848,679.20
  4. Step 4: Simplify right side
    404,247,207.20x = 135,128,934,292,213,072
  5. Step 5: Solve for x
    x = 135,128,934,292,213,072/404,247,207.20
  6. Step 6: Final answer
    x = 334,273,018.80

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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.