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Finding the Fourth Proportional to 110,649,422.10, 155,135,939.10 and 110,649,422.10

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Solution

The fourth proportional to 110,649,422.10, 155,135,939.10 and 110,649,422.10 is: 155,135,939.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,649,422.10 : 155,135,939.10 = 110,649,422.10 : x
  2. Step 2: Convert to fraction form
    110,649,422.10/155,135,939.10 = 110,649,422.10/x
  3. Step 3: Cross multiply
    110,649,422.10x = 155,135,939.10 × 110,649,422.10
  4. Step 4: Simplify right side
    110,649,422.10x = 17,165,702,008,355,792
  5. Step 5: Solve for x
    x = 17,165,702,008,355,792/110,649,422.10
  6. Step 6: Final answer
    x = 155,135,939.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.