Home / 496,938,446.88-685,805,738.30-273,919,625.49

Finding the Fourth Proportional to 496,938,446.88, 685,805,738.30 and 273,919,625.49

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Solution

The fourth proportional to 496,938,446.88, 685,805,738.30 and 273,919,625.49 is: 378,025,995.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,938,446.88 : 685,805,738.30 = 273,919,625.49 : x
  2. Step 2: Convert to fraction form
    496,938,446.88/685,805,738.30 = 273,919,625.49/x
  3. Step 3: Cross multiply
    496,938,446.88x = 685,805,738.30 × 273,919,625.49
  4. Step 4: Simplify right side
    496,938,446.88x = 187,855,650,994,028,928
  5. Step 5: Solve for x
    x = 187,855,650,994,028,928/496,938,446.88
  6. Step 6: Final answer
    x = 378,025,995.32

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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.