Home / 165,401,115.40-248,101,673.10-162,850,198.60

Finding the Fourth Proportional to 165,401,115.40, 248,101,673.10 and 162,850,198.60

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Solution

The fourth proportional to 165,401,115.40, 248,101,673.10 and 162,850,198.60 is: 244,275,297.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,401,115.40 : 248,101,673.10 = 162,850,198.60 : x
  2. Step 2: Convert to fraction form
    165,401,115.40/248,101,673.10 = 162,850,198.60/x
  3. Step 3: Cross multiply
    165,401,115.40x = 248,101,673.10 × 162,850,198.60
  4. Step 4: Simplify right side
    165,401,115.40x = 40,403,406,737,327,272
  5. Step 5: Solve for x
    x = 40,403,406,737,327,272/165,401,115.40
  6. Step 6: Final answer
    x = 244,275,297.90

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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.