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Finding the Fourth Proportional to 661,566,512.33, 992,349,768.49 and 661,566,512.33

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Solution

The fourth proportional to 661,566,512.33, 992,349,768.49 and 661,566,512.33 is: 992,349,768.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,566,512.33 : 992,349,768.49 = 661,566,512.33 : x
  2. Step 2: Convert to fraction form
    661,566,512.33/992,349,768.49 = 661,566,512.33/x
  3. Step 3: Cross multiply
    661,566,512.33x = 992,349,768.49 × 661,566,512.33
  4. Step 4: Simplify right side
    661,566,512.33x = 656,505,375,344,796,544
  5. Step 5: Solve for x
    x = 656,505,375,344,796,544/661,566,512.33
  6. Step 6: Final answer
    x = 992,349,768.49

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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.