Home / 394,488,996.22-544,395,452.52-218,284,418.26

Finding the Fourth Proportional to 394,488,996.22, 544,395,452.52 and 218,284,418.26

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Solution

The fourth proportional to 394,488,996.22, 544,395,452.52 and 218,284,418.26 is: 301,232,850.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,488,996.22 : 544,395,452.52 = 218,284,418.26 : x
  2. Step 2: Convert to fraction form
    394,488,996.22/544,395,452.52 = 218,284,418.26/x
  3. Step 3: Cross multiply
    394,488,996.22x = 544,395,452.52 × 218,284,418.26
  4. Step 4: Simplify right side
    394,488,996.22x = 118,833,044,656,717,648
  5. Step 5: Solve for x
    x = 118,833,044,656,717,648/394,488,996.22
  6. Step 6: Final answer
    x = 301,232,850.08

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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.