Home / 31,719,883,255.88-47,585,245,494.48-13,077,188,067.56

Finding the Fourth Proportional to 31,719,883,255.88, 47,585,245,494.48 and 13,077,188,067.56

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Solution

The fourth proportional to 31,719,883,255.88, 47,585,245,494.48 and 13,077,188,067.56 is: 19,618,016,861.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,719,883,255.88 : 47,585,245,494.48 = 13,077,188,067.56 : x
  2. Step 2: Convert to fraction form
    31,719,883,255.88/47,585,245,494.48 = 13,077,188,067.56/x
  3. Step 3: Cross multiply
    31,719,883,255.88x = 47,585,245,494.48 × 13,077,188,067.56
  4. Step 4: Simplify right side
    31,719,883,255.88x = 622,281,204,572,327,116,800
  5. Step 5: Solve for x
    x = 622,281,204,572,327,116,800/31,719,883,255.88
  6. Step 6: Final answer
    x = 19,618,016,861.93

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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.