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Finding the Third Proportional to 181,566,281 and 389,582,824

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Solution

The third proportional to 181,566,281 and 389,582,824 is: 835,919,400.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,566,281 : 389,582,824 = 389,582,824 : x
  2. Step 2: Convert to fraction form
    181,566,281/389,582,824 = 389,582,824/x
  3. Step 3: Cross multiply
    181,566,281x = 389,582,824 × 389,582,824
  4. Step 4: Simplify right side
    181,566,281x = 151,774,776,755,814,976
  5. Step 5: Solve for x
    x = 151,774,776,755,814,976/181,566,281
  6. Step 6: Final answer
    x = 835,919,400.45

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.