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Finding the Third Proportional to 157,825,372 and 345,821,624

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Solution

The third proportional to 157,825,372 and 345,821,624 is: 757,752,661.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,825,372 : 345,821,624 = 345,821,624 : x
  2. Step 2: Convert to fraction form
    157,825,372/345,821,624 = 345,821,624/x
  3. Step 3: Cross multiply
    157,825,372x = 345,821,624 × 345,821,624
  4. Step 4: Simplify right side
    157,825,372x = 119,592,595,625,997,376
  5. Step 5: Solve for x
    x = 119,592,595,625,997,376/157,825,372
  6. Step 6: Final answer
    x = 757,752,661.12

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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.