Home / 190,997,568.75-409,223,179.50

Finding the Third Proportional to 190,997,568.75 and 409,223,179.50

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Solution

The third proportional to 190,997,568.75 and 409,223,179.50 is: 876,783,991.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,997,568.75 : 409,223,179.50 = 409,223,179.50 : x
  2. Step 2: Convert to fraction form
    190,997,568.75/409,223,179.50 = 409,223,179.50/x
  3. Step 3: Cross multiply
    190,997,568.75x = 409,223,179.50 × 409,223,179.50
  4. Step 4: Simplify right side
    190,997,568.75x = 167,463,610,640,089,216
  5. Step 5: Solve for x
    x = 167,463,610,640,089,216/190,997,568.75
  6. Step 6: Final answer
    x = 876,783,991.21

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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.