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Finding the Third Proportional to 18,854,030 and 40,498,333

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Solution

The third proportional to 18,854,030 and 40,498,333 is: 86,990,154.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,854,030 : 40,498,333 = 40,498,333 : x
  2. Step 2: Convert to fraction form
    18,854,030/40,498,333 = 40,498,333/x
  3. Step 3: Cross multiply
    18,854,030x = 40,498,333 × 40,498,333
  4. Step 4: Simplify right side
    18,854,030x = 1,640,114,975,778,889
  5. Step 5: Solve for x
    x = 1,640,114,975,778,889/18,854,030
  6. Step 6: Final answer
    x = 86,990,154.14

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.