Home / 111,917,438.82-167,877,898.20-33,141,914.78

Finding the Fourth Proportional to 111,917,438.82, 167,877,898.20 and 33,141,914.78

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Solution

The fourth proportional to 111,917,438.82, 167,877,898.20 and 33,141,914.78 is: 49,713,387.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,917,438.82 : 167,877,898.20 = 33,141,914.78 : x
  2. Step 2: Convert to fraction form
    111,917,438.82/167,877,898.20 = 33,141,914.78/x
  3. Step 3: Cross multiply
    111,917,438.82x = 167,877,898.20 × 33,141,914.78
  4. Step 4: Simplify right side
    111,917,438.82x = 5,563,794,995,043,228
  5. Step 5: Solve for x
    x = 5,563,794,995,043,228/111,917,438.82
  6. Step 6: Final answer
    x = 49,713,387.42

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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.