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Finding the Fourth Proportional to 110,279,616.90, 165,419,425.35 and 110,279,616.90

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Solution

The fourth proportional to 110,279,616.90, 165,419,425.35 and 110,279,616.90 is: 165,419,425.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,279,616.90 : 165,419,425.35 = 110,279,616.90 : x
  2. Step 2: Convert to fraction form
    110,279,616.90/165,419,425.35 = 110,279,616.90/x
  3. Step 3: Cross multiply
    110,279,616.90x = 165,419,425.35 × 110,279,616.90
  4. Step 4: Simplify right side
    110,279,616.90x = 18,242,390,855,416,148
  5. Step 5: Solve for x
    x = 18,242,390,855,416,148/110,279,616.90
  6. Step 6: Final answer
    x = 165,419,425.35

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1.5x scale

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.