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Finding the Third Proportional to 157,825,422 and 345,821,724

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Solution

The third proportional to 157,825,422 and 345,821,724 is: 757,752,859.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,825,422 : 345,821,724 = 345,821,724 : x
  2. Step 2: Convert to fraction form
    157,825,422/345,821,724 = 345,821,724/x
  3. Step 3: Cross multiply
    157,825,422x = 345,821,724 × 345,821,724
  4. Step 4: Simplify right side
    157,825,422x = 119,592,664,790,332,176
  5. Step 5: Solve for x
    x = 119,592,664,790,332,176/157,825,422
  6. Step 6: Final answer
    x = 757,752,859.30

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.