Home / 156,480,487.88-339,841,392.75

Finding the Third Proportional to 156,480,487.88 and 339,841,392.75

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Solution

The third proportional to 156,480,487.88 and 339,841,392.75 is: 738,061,171.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,480,487.88 : 339,841,392.75 = 339,841,392.75 : x
  2. Step 2: Convert to fraction form
    156,480,487.88/339,841,392.75 = 339,841,392.75/x
  3. Step 3: Cross multiply
    156,480,487.88x = 339,841,392.75 × 339,841,392.75
  4. Step 4: Simplify right side
    156,480,487.88x = 115,492,172,226,259,760
  5. Step 5: Solve for x
    x = 115,492,172,226,259,760/156,480,487.88
  6. Step 6: Final answer
    x = 738,061,171.68

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.