Home / 21,522,741,906-30,295,556,121

Finding the Third Proportional to 21,522,741,906 and 30,295,556,121

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Solution

The third proportional to 21,522,741,906 and 30,295,556,121 is: 42,644,228,355.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,522,741,906 : 30,295,556,121 = 30,295,556,121 : x
  2. Step 2: Convert to fraction form
    21,522,741,906/30,295,556,121 = 30,295,556,121/x
  3. Step 3: Cross multiply
    21,522,741,906x = 30,295,556,121 × 30,295,556,121
  4. Step 4: Simplify right side
    21,522,741,906x = 917,820,720,680,660,631,552
  5. Step 5: Solve for x
    x = 917,820,720,680,660,631,552/21,522,741,906
  6. Step 6: Final answer
    x = 42,644,228,355.72

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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.