Home / 20,568,065,343,682-28,383,934,807,443-11,319,049,644,118

Finding the Fourth Proportional to 20,568,065,343,682, 28,383,934,807,443 and 11,319,049,644,118

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Solution

The fourth proportional to 20,568,065,343,682, 28,383,934,807,443 and 11,319,049,644,118 is: 15,620,291,058,611.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,568,065,343,682 : 28,383,934,807,443 = 11,319,049,644,118 : x
  2. Step 2: Convert to fraction form
    20,568,065,343,682/28,383,934,807,443 = 11,319,049,644,118/x
  3. Step 3: Cross multiply
    20,568,065,343,682x = 28,383,934,807,443 × 11,319,049,644,118
  4. Step 4: Simplify right side
    20,568,065,343,682x = 321,279,167,180,856,199,328,301,056
  5. Step 5: Solve for x
    x = 321,279,167,180,856,199,328,301,056/20,568,065,343,682
  6. Step 6: Final answer
    x = 15,620,291,058,611.65

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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.