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Finding the Third Proportional to 18,279,076,140 and 39,803,229,846

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Solution

The third proportional to 18,279,076,140 and 39,803,229,846 is: 86,672,712,233.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,279,076,140 : 39,803,229,846 = 39,803,229,846 : x
  2. Step 2: Convert to fraction form
    18,279,076,140/39,803,229,846 = 39,803,229,846/x
  3. Step 3: Cross multiply
    18,279,076,140x = 39,803,229,846 × 39,803,229,846
  4. Step 4: Simplify right side
    18,279,076,140x = 1,584,297,106,173,505,306,624
  5. Step 5: Solve for x
    x = 1,584,297,106,173,505,306,624/18,279,076,140
  6. Step 6: Final answer
    x = 86,672,712,233.34

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.