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Finding the Third Proportional to 5,541,138,936 and 8,319,003,588

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Solution

The third proportional to 5,541,138,936 and 8,319,003,588 is: 12,489,457,762.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,541,138,936 : 8,319,003,588 = 8,319,003,588 : x
  2. Step 2: Convert to fraction form
    5,541,138,936/8,319,003,588 = 8,319,003,588/x
  3. Step 3: Cross multiply
    5,541,138,936x = 8,319,003,588 × 8,319,003,588
  4. Step 4: Simplify right side
    5,541,138,936x = 69,205,820,697,156,870,144
  5. Step 5: Solve for x
    x = 69,205,820,697,156,870,144/5,541,138,936
  6. Step 6: Final answer
    x = 12,489,457,762.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.