Home / 190,997,223.75-409,222,494.56

Finding the Third Proportional to 190,997,223.75 and 409,222,494.56

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Solution

The third proportional to 190,997,223.75 and 409,222,494.56 is: 876,782,639.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,997,223.75 : 409,222,494.56 = 409,222,494.56 : x
  2. Step 2: Convert to fraction form
    190,997,223.75/409,222,494.56 = 409,222,494.56/x
  3. Step 3: Cross multiply
    190,997,223.75x = 409,222,494.56 × 409,222,494.56
  4. Step 4: Simplify right side
    190,997,223.75x = 167,463,050,055,955,328
  5. Step 5: Solve for x
    x = 167,463,050,055,955,328/190,997,223.75
  6. Step 6: Final answer
    x = 876,782,639.91

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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.