Home / 168,507,453.35-252,761,180.03-103,600,792.55

Finding the Fourth Proportional to 168,507,453.35, 252,761,180.03 and 103,600,792.55

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Solution

The fourth proportional to 168,507,453.35, 252,761,180.03 and 103,600,792.55 is: 155,401,188.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,507,453.35 : 252,761,180.03 = 103,600,792.55 : x
  2. Step 2: Convert to fraction form
    168,507,453.35/252,761,180.03 = 103,600,792.55/x
  3. Step 3: Cross multiply
    168,507,453.35x = 252,761,180.03 × 103,600,792.55
  4. Step 4: Simplify right side
    168,507,453.35x = 26,186,258,576,981,232
  5. Step 5: Solve for x
    x = 26,186,258,576,981,232/168,507,453.35
  6. Step 6: Final answer
    x = 155,401,188.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.