Home / 79,965,274.36-122,857,806.16

Finding the Third Proportional to 79,965,274.36 and 122,857,806.16

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Solution

The third proportional to 79,965,274.36 and 122,857,806.16 is: 188,757,440.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,965,274.36 : 122,857,806.16 = 122,857,806.16 : x
  2. Step 2: Convert to fraction form
    79,965,274.36/122,857,806.16 = 122,857,806.16/x
  3. Step 3: Cross multiply
    79,965,274.36x = 122,857,806.16 × 122,857,806.16
  4. Step 4: Simplify right side
    79,965,274.36x = 15,094,040,535,445,738
  5. Step 5: Solve for x
    x = 15,094,040,535,445,738/79,965,274.36
  6. Step 6: Final answer
    x = 188,757,440.73

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.