Home / 20,786,682,976-42,675,331,140

Finding the Third Proportional to 20,786,682,976 and 42,675,331,140

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Solution

The third proportional to 20,786,682,976 and 42,675,331,140 is: 87,613,011,176.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,786,682,976 : 42,675,331,140 = 42,675,331,140 : x
  2. Step 2: Convert to fraction form
    20,786,682,976/42,675,331,140 = 42,675,331,140/x
  3. Step 3: Cross multiply
    20,786,682,976x = 42,675,331,140 × 42,675,331,140
  4. Step 4: Simplify right side
    20,786,682,976x = 1,821,183,887,908,653,760,512
  5. Step 5: Solve for x
    x = 1,821,183,887,908,653,760,512/20,786,682,976
  6. Step 6: Final answer
    x = 87,613,011,176.98

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.