Home / 110,186,576.80-165,279,865.20-103,468,112.80

Finding the Fourth Proportional to 110,186,576.80, 165,279,865.20 and 103,468,112.80

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Solution

The fourth proportional to 110,186,576.80, 165,279,865.20 and 103,468,112.80 is: 155,202,169.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,186,576.80 : 165,279,865.20 = 103,468,112.80 : x
  2. Step 2: Convert to fraction form
    110,186,576.80/165,279,865.20 = 103,468,112.80/x
  3. Step 3: Cross multiply
    110,186,576.80x = 165,279,865.20 × 103,468,112.80
  4. Step 4: Simplify right side
    110,186,576.80x = 17,101,195,736,082,392
  5. Step 5: Solve for x
    x = 17,101,195,736,082,392/110,186,576.80
  6. Step 6: Final answer
    x = 155,202,169.20

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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.