Home / 167,557,872.08-231,231,991.44-92,212,874.88

Finding the Fourth Proportional to 167,557,872.08, 231,231,991.44 and 92,212,874.88

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Solution

The fourth proportional to 167,557,872.08, 231,231,991.44 and 92,212,874.88 is: 127,254,938.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,557,872.08 : 231,231,991.44 = 92,212,874.88 : x
  2. Step 2: Convert to fraction form
    167,557,872.08/231,231,991.44 = 92,212,874.88/x
  3. Step 3: Cross multiply
    167,557,872.08x = 231,231,991.44 × 92,212,874.88
  4. Step 4: Simplify right side
    167,557,872.08x = 21,322,566,694,909,948
  5. Step 5: Solve for x
    x = 21,322,566,694,909,948/167,557,872.08
  6. Step 6: Final answer
    x = 127,254,938.43

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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.