Home / 409,233,523.86-613,841,422.82-114,120,769.43

Finding the Fourth Proportional to 409,233,523.86, 613,841,422.82 and 114,120,769.43

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Solution

The fourth proportional to 409,233,523.86, 613,841,422.82 and 114,120,769.43 is: 171,178,682.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,233,523.86 : 613,841,422.82 = 114,120,769.43 : x
  2. Step 2: Convert to fraction form
    409,233,523.86/613,841,422.82 = 114,120,769.43/x
  3. Step 3: Cross multiply
    409,233,523.86x = 613,841,422.82 × 114,120,769.43
  4. Step 4: Simplify right side
    409,233,523.86x = 70,052,055,476,584,552
  5. Step 5: Solve for x
    x = 70,052,055,476,584,552/409,233,523.86
  6. Step 6: Final answer
    x = 171,178,682.57

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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.