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Finding the Fourth Proportional to 126,372,296.60, 177,431,398.60 and 126,372,296.60

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Solution

The fourth proportional to 126,372,296.60, 177,431,398.60 and 126,372,296.60 is: 177,431,398.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,372,296.60 : 177,431,398.60 = 126,372,296.60 : x
  2. Step 2: Convert to fraction form
    126,372,296.60/177,431,398.60 = 126,372,296.60/x
  3. Step 3: Cross multiply
    126,372,296.60x = 177,431,398.60 × 126,372,296.60
  4. Step 4: Simplify right side
    126,372,296.60x = 22,422,413,330,032,024
  5. Step 5: Solve for x
    x = 22,422,413,330,032,024/126,372,296.60
  6. Step 6: Final answer
    x = 177,431,398.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.