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Finding the Third Proportional to 169,885,053 and 372,183,619.50

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Solution

The third proportional to 169,885,053 and 372,183,619.50 is: 815,378,658.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,885,053 : 372,183,619.50 = 372,183,619.50 : x
  2. Step 2: Convert to fraction form
    169,885,053/372,183,619.50 = 372,183,619.50/x
  3. Step 3: Cross multiply
    169,885,053x = 372,183,619.50 × 372,183,619.50
  4. Step 4: Simplify right side
    169,885,053x = 138,520,646,624,120,784
  5. Step 5: Solve for x
    x = 138,520,646,624,120,784/169,885,053
  6. Step 6: Final answer
    x = 815,378,658.56

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.