Home / 165,972,548.03-229,037,557.52-91,631,757.70

Finding the Fourth Proportional to 165,972,548.03, 229,037,557.52 and 91,631,757.70

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Solution

The fourth proportional to 165,972,548.03, 229,037,557.52 and 91,631,757.70 is: 126,449,308.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,972,548.03 : 229,037,557.52 = 91,631,757.70 : x
  2. Step 2: Convert to fraction form
    165,972,548.03/229,037,557.52 = 91,631,757.70/x
  3. Step 3: Cross multiply
    165,972,548.03x = 229,037,557.52 × 91,631,757.70
  4. Step 4: Simplify right side
    165,972,548.03x = 20,987,113,973,269,104
  5. Step 5: Solve for x
    x = 20,987,113,973,269,104/165,972,548.03
  6. Step 6: Final answer
    x = 126,449,308.77

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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.