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Finding the Third Proportional to 179,463,259 and 389,555,111

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Solution

The third proportional to 179,463,259 and 389,555,111 is: 845,594,721.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,463,259 : 389,555,111 = 389,555,111 : x
  2. Step 2: Convert to fraction form
    179,463,259/389,555,111 = 389,555,111/x
  3. Step 3: Cross multiply
    179,463,259x = 389,555,111 × 389,555,111
  4. Step 4: Simplify right side
    179,463,259x = 151,753,184,506,222,336
  5. Step 5: Solve for x
    x = 151,753,184,506,222,336/179,463,259
  6. Step 6: Final answer
    x = 845,594,721.46

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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.