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Finding the Third Proportional to 69,081,546 and 148,924,226

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Solution

The third proportional to 69,081,546 and 148,924,226 is: 321,047,028.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,081,546 : 148,924,226 = 148,924,226 : x
  2. Step 2: Convert to fraction form
    69,081,546/148,924,226 = 148,924,226/x
  3. Step 3: Cross multiply
    69,081,546x = 148,924,226 × 148,924,226
  4. Step 4: Simplify right side
    69,081,546x = 22,178,425,089,699,076
  5. Step 5: Solve for x
    x = 22,178,425,089,699,076/69,081,546
  6. Step 6: Final answer
    x = 321,047,028.82

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.