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Finding the Fourth Proportional to 110,383,010.55, 165,215,793.15 and 110,383,010.55

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Solution

The fourth proportional to 110,383,010.55, 165,215,793.15 and 110,383,010.55 is: 165,215,793.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,383,010.55 : 165,215,793.15 = 110,383,010.55 : x
  2. Step 2: Convert to fraction form
    110,383,010.55/165,215,793.15 = 110,383,010.55/x
  3. Step 3: Cross multiply
    110,383,010.55x = 165,215,793.15 × 110,383,010.55
  4. Step 4: Simplify right side
    110,383,010.55x = 18,237,016,638,303,068
  5. Step 5: Solve for x
    x = 18,237,016,638,303,068/110,383,010.55
  6. Step 6: Final answer
    x = 165,215,793.15

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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.