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Finding the Third Proportional to 74,190,353 and 158,590,810

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Solution

The third proportional to 74,190,353 and 158,590,810 is: 339,006,946.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,190,353 : 158,590,810 = 158,590,810 : x
  2. Step 2: Convert to fraction form
    74,190,353/158,590,810 = 158,590,810/x
  3. Step 3: Cross multiply
    74,190,353x = 158,590,810 × 158,590,810
  4. Step 4: Simplify right side
    74,190,353x = 25,151,045,016,456,100
  5. Step 5: Solve for x
    x = 25,151,045,016,456,100/74,190,353
  6. Step 6: Final answer
    x = 339,006,946.31

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.