Home / 496,938,447.11-685,805,738.64-273,919,625.74

Finding the Fourth Proportional to 496,938,447.11, 685,805,738.64 and 273,919,625.74

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Solution

The fourth proportional to 496,938,447.11, 685,805,738.64 and 273,919,625.74 is: 378,025,995.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,938,447.11 : 685,805,738.64 = 273,919,625.74 : x
  2. Step 2: Convert to fraction form
    496,938,447.11/685,805,738.64 = 273,919,625.74/x
  3. Step 3: Cross multiply
    496,938,447.11x = 685,805,738.64 × 273,919,625.74
  4. Step 4: Simplify right side
    496,938,447.11x = 187,855,651,255,184,032
  5. Step 5: Solve for x
    x = 187,855,651,255,184,032/496,938,447.11
  6. Step 6: Final answer
    x = 378,025,995.67

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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.