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Finding the Third Proportional to 108,488,753 and 163,742,015

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Solution

The third proportional to 108,488,753 and 163,742,015 is: 247,135,732.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,488,753 : 163,742,015 = 163,742,015 : x
  2. Step 2: Convert to fraction form
    108,488,753/163,742,015 = 163,742,015/x
  3. Step 3: Cross multiply
    108,488,753x = 163,742,015 × 163,742,015
  4. Step 4: Simplify right side
    108,488,753x = 26,811,447,476,260,224
  5. Step 5: Solve for x
    x = 26,811,447,476,260,224/108,488,753
  6. Step 6: Final answer
    x = 247,135,732.83

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.