Home / 275,869,081.89-380,791,584.36-164,394,878.88

Finding the Fourth Proportional to 275,869,081.89, 380,791,584.36 and 164,394,878.88

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Solution

The fourth proportional to 275,869,081.89, 380,791,584.36 and 164,394,878.88 is: 226,919,906.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,869,081.89 : 380,791,584.36 = 164,394,878.88 : x
  2. Step 2: Convert to fraction form
    275,869,081.89/380,791,584.36 = 164,394,878.88/x
  3. Step 3: Cross multiply
    275,869,081.89x = 380,791,584.36 × 164,394,878.88
  4. Step 4: Simplify right side
    275,869,081.89x = 62,600,186,389,385,504
  5. Step 5: Solve for x
    x = 62,600,186,389,385,504/275,869,081.89
  6. Step 6: Final answer
    x = 226,919,906.94

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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.