Home / 17,231,138,600.39-23,778,972,261.81-9,310,541,936.39

Finding the Fourth Proportional to 17,231,138,600.39, 23,778,972,261.81 and 9,310,541,936.39

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Solution

The fourth proportional to 17,231,138,600.39, 23,778,972,261.81 and 9,310,541,936.39 is: 12,848,548,408.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,231,138,600.39 : 23,778,972,261.81 = 9,310,541,936.39 : x
  2. Step 2: Convert to fraction form
    17,231,138,600.39/23,778,972,261.81 = 9,310,541,936.39/x
  3. Step 3: Cross multiply
    17,231,138,600.39x = 23,778,972,261.81 × 9,310,541,936.39
  4. Step 4: Simplify right side
    17,231,138,600.39x = 221,395,118,447,717,711,872
  5. Step 5: Solve for x
    x = 221,395,118,447,717,711,872/17,231,138,600.39
  6. Step 6: Final answer
    x = 12,848,548,408.91

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Double scale
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1.5x scale

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.