Home / 12,190,220,556.75-18,649,672,567.88

Finding the Third Proportional to 12,190,220,556.75 and 18,649,672,567.88

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Solution

The third proportional to 12,190,220,556.75 and 18,649,672,567.88 is: 28,531,910,909.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,190,220,556.75 : 18,649,672,567.88 = 18,649,672,567.88 : x
  2. Step 2: Convert to fraction form
    12,190,220,556.75/18,649,672,567.88 = 18,649,672,567.88/x
  3. Step 3: Cross multiply
    12,190,220,556.75x = 18,649,672,567.88 × 18,649,672,567.88
  4. Step 4: Simplify right side
    12,190,220,556.75x = 347,810,286,888,949,317,632
  5. Step 5: Solve for x
    x = 347,810,286,888,949,317,632/12,190,220,556.75
  6. Step 6: Final answer
    x = 28,531,910,909.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.