Home / 275,040,601,899.88-412,605,681,551.84-81,223,270,266.96

Finding the Fourth Proportional to 275,040,601,899.88, 412,605,681,551.84 and 81,223,270,266.96

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Solution

The fourth proportional to 275,040,601,899.88, 412,605,681,551.84 and 81,223,270,266.96 is: 121,848,129,166.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,040,601,899.88 : 412,605,681,551.84 = 81,223,270,266.96 : x
  2. Step 2: Convert to fraction form
    275,040,601,899.88/412,605,681,551.84 = 81,223,270,266.96/x
  3. Step 3: Cross multiply
    275,040,601,899.88x = 412,605,681,551.84 × 81,223,270,266.96
  4. Step 4: Simplify right side
    275,040,601,899.88x = 33,513,182,786,368,336,560,128
  5. Step 5: Solve for x
    x = 33,513,182,786,368,336,560,128/275,040,601,899.88
  6. Step 6: Final answer
    x = 121,848,129,166.65

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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.