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Finding the Third Proportional to 18,453,423 and 43,115,497.50

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Solution

The third proportional to 18,453,423 and 43,115,497.50 is: 100,737,197.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,453,423 : 43,115,497.50 = 43,115,497.50 : x
  2. Step 2: Convert to fraction form
    18,453,423/43,115,497.50 = 43,115,497.50/x
  3. Step 3: Cross multiply
    18,453,423x = 43,115,497.50 × 43,115,497.50
  4. Step 4: Simplify right side
    18,453,423x = 1,858,946,124,672,506.25
  5. Step 5: Solve for x
    x = 1,858,946,124,672,506.25/18,453,423
  6. Step 6: Final answer
    x = 100,737,197.90

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.