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Finding the Third Proportional to 18,392,913 and 43,357,216

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Solution

The third proportional to 18,392,913 and 43,357,216 is: 102,205,027.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,392,913 : 43,357,216 = 43,357,216 : x
  2. Step 2: Convert to fraction form
    18,392,913/43,357,216 = 43,357,216/x
  3. Step 3: Cross multiply
    18,392,913x = 43,357,216 × 43,357,216
  4. Step 4: Simplify right side
    18,392,913x = 1,879,848,179,270,656
  5. Step 5: Solve for x
    x = 1,879,848,179,270,656/18,392,913
  6. Step 6: Final answer
    x = 102,205,027.52

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.