Home / 167,952,010.10-251,928,015.15-71,017,171.70

Finding the Fourth Proportional to 167,952,010.10, 251,928,015.15 and 71,017,171.70

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Solution

The fourth proportional to 167,952,010.10, 251,928,015.15 and 71,017,171.70 is: 106,525,757.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,952,010.10 : 251,928,015.15 = 71,017,171.70 : x
  2. Step 2: Convert to fraction form
    167,952,010.10/251,928,015.15 = 71,017,171.70/x
  3. Step 3: Cross multiply
    167,952,010.10x = 251,928,015.15 × 71,017,171.70
  4. Step 4: Simplify right side
    167,952,010.10x = 17,891,215,107,947,752
  5. Step 5: Solve for x
    x = 17,891,215,107,947,752/167,952,010.10
  6. Step 6: Final answer
    x = 106,525,757.55

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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.