Home / 496,938,445.88-685,805,736.92-273,919,624.49

Finding the Fourth Proportional to 496,938,445.88, 685,805,736.92 and 273,919,624.49

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Solution

The fourth proportional to 496,938,445.88, 685,805,736.92 and 273,919,624.49 is: 378,025,993.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,938,445.88 : 685,805,736.92 = 273,919,624.49 : x
  2. Step 2: Convert to fraction form
    496,938,445.88/685,805,736.92 = 273,919,624.49/x
  3. Step 3: Cross multiply
    496,938,445.88x = 685,805,736.92 × 273,919,624.49
  4. Step 4: Simplify right side
    496,938,445.88x = 187,855,649,930,559,040
  5. Step 5: Solve for x
    x = 187,855,649,930,559,040/496,938,445.88
  6. Step 6: Final answer
    x = 378,025,993.94

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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.