Home / 404,416,214.97-558,093,160.31-218,777,179.29

Finding the Fourth Proportional to 404,416,214.97, 558,093,160.31 and 218,777,179.29

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Solution

The fourth proportional to 404,416,214.97, 558,093,160.31 and 218,777,179.29 is: 301,911,849.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,416,214.97 : 558,093,160.31 = 218,777,179.29 : x
  2. Step 2: Convert to fraction form
    404,416,214.97/558,093,160.31 = 218,777,179.29/x
  3. Step 3: Cross multiply
    404,416,214.97x = 558,093,160.31 × 218,777,179.29
  4. Step 4: Simplify right side
    404,416,214.97x = 122,098,047,393,663,568
  5. Step 5: Solve for x
    x = 122,098,047,393,663,568/404,416,214.97
  6. Step 6: Final answer
    x = 301,911,849.41

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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.