Home / 9,150,507,027.27-12,627,006,691.77-5,135,401,849.23

Finding the Fourth Proportional to 9,150,507,027.27, 12,627,006,691.77 and 5,135,401,849.23

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Solution

The fourth proportional to 9,150,507,027.27, 12,627,006,691.77 and 5,135,401,849.23 is: 7,086,465,626.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,150,507,027.27 : 12,627,006,691.77 = 5,135,401,849.23 : x
  2. Step 2: Convert to fraction form
    9,150,507,027.27/12,627,006,691.77 = 5,135,401,849.23/x
  3. Step 3: Cross multiply
    9,150,507,027.27x = 12,627,006,691.77 × 5,135,401,849.23
  4. Step 4: Simplify right side
    9,150,507,027.27x = 64,844,753,515,155,243,008
  5. Step 5: Solve for x
    x = 64,844,753,515,155,243,008/9,150,507,027.27
  6. Step 6: Final answer
    x = 7,086,465,626.65

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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.