Home / 79,199,439.39-109,295,469.24-43,919,728.62

Finding the Fourth Proportional to 79,199,439.39, 109,295,469.24 and 43,919,728.62

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Solution

The fourth proportional to 79,199,439.39, 109,295,469.24 and 43,919,728.62 is: 60,609,360.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,199,439.39 : 109,295,469.24 = 43,919,728.62 : x
  2. Step 2: Convert to fraction form
    79,199,439.39/109,295,469.24 = 43,919,728.62/x
  3. Step 3: Cross multiply
    79,199,439.39x = 109,295,469.24 × 43,919,728.62
  4. Step 4: Simplify right side
    79,199,439.39x = 4,800,227,348,416,357
  5. Step 5: Solve for x
    x = 4,800,227,348,416,357/79,199,439.39
  6. Step 6: Final answer
    x = 60,609,360.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.