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Finding the Third Proportional to 40,314,336 and 87,347,136

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Solution

The third proportional to 40,314,336 and 87,347,136 is: 189,250,845.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,314,336 : 87,347,136 = 87,347,136 : x
  2. Step 2: Convert to fraction form
    40,314,336/87,347,136 = 87,347,136/x
  3. Step 3: Cross multiply
    40,314,336x = 87,347,136 × 87,347,136
  4. Step 4: Simplify right side
    40,314,336x = 7,629,522,167,402,496
  5. Step 5: Solve for x
    x = 7,629,522,167,402,496/40,314,336
  6. Step 6: Final answer
    x = 189,250,845.34

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.