Home / 885,543,591.98-1,221,969,734.43-494,331,027.50

Finding the Fourth Proportional to 885,543,591.98, 1,221,969,734.43 and 494,331,027.50

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Solution

The fourth proportional to 885,543,591.98, 1,221,969,734.43 and 494,331,027.50 is: 682,131,924.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,543,591.98 : 1,221,969,734.43 = 494,331,027.50 : x
  2. Step 2: Convert to fraction form
    885,543,591.98/1,221,969,734.43 = 494,331,027.50/x
  3. Step 3: Cross multiply
    885,543,591.98x = 1,221,969,734.43 × 494,331,027.50
  4. Step 4: Simplify right side
    885,543,591.98x = 604,057,554,394,684,032
  5. Step 5: Solve for x
    x = 604,057,554,394,684,032/885,543,591.98
  6. Step 6: Final answer
    x = 682,131,924.24

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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.