Home / 222,873,197.78-307,563,407.97-123,753,458.90

Finding the Fourth Proportional to 222,873,197.78, 307,563,407.97 and 123,753,458.90

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Solution

The fourth proportional to 222,873,197.78, 307,563,407.97 and 123,753,458.90 is: 170,778,882.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,873,197.78 : 307,563,407.97 = 123,753,458.90 : x
  2. Step 2: Convert to fraction form
    222,873,197.78/307,563,407.97 = 123,753,458.90/x
  3. Step 3: Cross multiply
    222,873,197.78x = 307,563,407.97 × 123,753,458.90
  4. Step 4: Simplify right side
    222,873,197.78x = 38,062,035,567,359,336
  5. Step 5: Solve for x
    x = 38,062,035,567,359,336/222,873,197.78
  6. Step 6: Final answer
    x = 170,778,882.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.