Home / 155,148,442.88-231,377,249.25

Finding the Third Proportional to 155,148,442.88 and 231,377,249.25

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Solution

The third proportional to 155,148,442.88 and 231,377,249.25 is: 345,059,418.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,148,442.88 : 231,377,249.25 = 231,377,249.25 : x
  2. Step 2: Convert to fraction form
    155,148,442.88/231,377,249.25 = 231,377,249.25/x
  3. Step 3: Cross multiply
    155,148,442.88x = 231,377,249.25 × 231,377,249.25
  4. Step 4: Simplify right side
    155,148,442.88x = 53,535,431,470,496,624
  5. Step 5: Solve for x
    x = 53,535,431,470,496,624/155,148,442.88
  6. Step 6: Final answer
    x = 345,059,418.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.