Home / 219,774,012.90-329,377,584.15-168,401,382.90

Finding the Fourth Proportional to 219,774,012.90, 329,377,584.15 and 168,401,382.90

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Solution

The fourth proportional to 219,774,012.90, 329,377,584.15 and 168,401,382.90 is: 252,384,892.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,774,012.90 : 329,377,584.15 = 168,401,382.90 : x
  2. Step 2: Convert to fraction form
    219,774,012.90/329,377,584.15 = 168,401,382.90/x
  3. Step 3: Cross multiply
    219,774,012.90x = 329,377,584.15 × 168,401,382.90
  4. Step 4: Simplify right side
    219,774,012.90x = 55,467,640,667,121,120
  5. Step 5: Solve for x
    x = 55,467,640,667,121,120/219,774,012.90
  6. Step 6: Final answer
    x = 252,384,892.71

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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.