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Finding the Third Proportional to 18,573,845,935 and 28,400,964,144

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Solution

The third proportional to 18,573,845,935 and 28,400,964,144 is: 43,427,449,927.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,573,845,935 : 28,400,964,144 = 28,400,964,144 : x
  2. Step 2: Convert to fraction form
    18,573,845,935/28,400,964,144 = 28,400,964,144/x
  3. Step 3: Cross multiply
    18,573,845,935x = 28,400,964,144 × 28,400,964,144
  4. Step 4: Simplify right side
    18,573,845,935x = 806,614,764,308,773,601,280
  5. Step 5: Solve for x
    x = 806,614,764,308,773,601,280/18,573,845,935
  6. Step 6: Final answer
    x = 43,427,449,927.79

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.