Home / 461,538,262.22-636,897,571.65-252,653,997.74

Finding the Fourth Proportional to 461,538,262.22, 636,897,571.65 and 252,653,997.74

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Solution

The fourth proportional to 461,538,262.22, 636,897,571.65 and 252,653,997.74 is: 348,648,705.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,538,262.22 : 636,897,571.65 = 252,653,997.74 : x
  2. Step 2: Convert to fraction form
    461,538,262.22/636,897,571.65 = 252,653,997.74/x
  3. Step 3: Cross multiply
    461,538,262.22x = 636,897,571.65 × 252,653,997.74
  4. Step 4: Simplify right side
    461,538,262.22x = 160,914,717,625,086,112
  5. Step 5: Solve for x
    x = 160,914,717,625,086,112/461,538,262.22
  6. Step 6: Final answer
    x = 348,648,705.42

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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.