Home / 87,455,385.75-191,385,522.75

Finding the Third Proportional to 87,455,385.75 and 191,385,522.75

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Solution

The third proportional to 87,455,385.75 and 191,385,522.75 is: 418,824,043.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,455,385.75 : 191,385,522.75 = 191,385,522.75 : x
  2. Step 2: Convert to fraction form
    87,455,385.75/191,385,522.75 = 191,385,522.75/x
  3. Step 3: Cross multiply
    87,455,385.75x = 191,385,522.75 × 191,385,522.75
  4. Step 4: Simplify right side
    87,455,385.75x = 36,628,418,318,290,768
  5. Step 5: Solve for x
    x = 36,628,418,318,290,768/87,455,385.75
  6. Step 6: Final answer
    x = 418,824,043.87

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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.