Home / 165,083,161.24-247,630,249.94-74,207,019.16

Finding the Fourth Proportional to 165,083,161.24, 247,630,249.94 and 74,207,019.16

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Solution

The fourth proportional to 165,083,161.24, 247,630,249.94 and 74,207,019.16 is: 111,313,004.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,083,161.24 : 247,630,249.94 = 74,207,019.16 : x
  2. Step 2: Convert to fraction form
    165,083,161.24/247,630,249.94 = 74,207,019.16/x
  3. Step 3: Cross multiply
    165,083,161.24x = 247,630,249.94 × 74,207,019.16
  4. Step 4: Simplify right side
    165,083,161.24x = 18,375,902,701,893,168
  5. Step 5: Solve for x
    x = 18,375,902,701,893,168/165,083,161.24
  6. Step 6: Final answer
    x = 111,313,004.69

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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.