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Finding the Third Proportional to 181,996,379,881 and 395,670,202,494.50

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Solution

The third proportional to 181,996,379,881 and 395,670,202,494.50 is: 860,208,918,685.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,996,379,881 : 395,670,202,494.50 = 395,670,202,494.50 : x
  2. Step 2: Convert to fraction form
    181,996,379,881/395,670,202,494.50 = 395,670,202,494.50/x
  3. Step 3: Cross multiply
    181,996,379,881x = 395,670,202,494.50 × 395,670,202,494.50
  4. Step 4: Simplify right side
    181,996,379,881x = 156,554,909,142,038,649,765,888
  5. Step 5: Solve for x
    x = 156,554,909,142,038,649,765,888/181,996,379,881
  6. Step 6: Final answer
    x = 860,208,918,685.11

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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.