Home / 85,140,046.69-131,483,203.17

Finding the Third Proportional to 85,140,046.69 and 131,483,203.17

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Solution

The third proportional to 85,140,046.69 and 131,483,203.17 is: 203,051,717.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,140,046.69 : 131,483,203.17 = 131,483,203.17 : x
  2. Step 2: Convert to fraction form
    85,140,046.69/131,483,203.17 = 131,483,203.17/x
  3. Step 3: Cross multiply
    85,140,046.69x = 131,483,203.17 × 131,483,203.17
  4. Step 4: Simplify right side
    85,140,046.69x = 17,287,832,716,337,876
  5. Step 5: Solve for x
    x = 17,287,832,716,337,876/85,140,046.69
  6. Step 6: Final answer
    x = 203,051,717.60

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.