Home / 15,322,343,883.75-21,567,834,200.25

Finding the Third Proportional to 15,322,343,883.75 and 21,567,834,200.25

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Solution

The third proportional to 15,322,343,883.75 and 21,567,834,200.25 is: 30,359,028,332.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,322,343,883.75 : 21,567,834,200.25 = 21,567,834,200.25 : x
  2. Step 2: Convert to fraction form
    15,322,343,883.75/21,567,834,200.25 = 21,567,834,200.25/x
  3. Step 3: Cross multiply
    15,322,343,883.75x = 21,567,834,200.25 × 21,567,834,200.25
  4. Step 4: Simplify right side
    15,322,343,883.75x = 465,171,472,089,473,548,288
  5. Step 5: Solve for x
    x = 465,171,472,089,473,548,288/15,322,343,883.75
  6. Step 6: Final answer
    x = 30,359,028,332.66

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.