Home / 191,037,872.25-409,320,388.13

Finding the Third Proportional to 191,037,872.25 and 409,320,388.13

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Solution

The third proportional to 191,037,872.25 and 409,320,388.13 is: 877,015,526.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,037,872.25 : 409,320,388.13 = 409,320,388.13 : x
  2. Step 2: Convert to fraction form
    191,037,872.25/409,320,388.13 = 409,320,388.13/x
  3. Step 3: Cross multiply
    191,037,872.25x = 409,320,388.13 × 409,320,388.13
  4. Step 4: Simplify right side
    191,037,872.25x = 167,543,180,134,800,640
  5. Step 5: Solve for x
    x = 167,543,180,134,800,640/191,037,872.25
  6. Step 6: Final answer
    x = 877,015,526.62

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.