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Finding the Third Proportional to 181,139,335.50 and 397,863,915

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Solution

The third proportional to 181,139,335.50 and 397,863,915 is: 873,889,122.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,139,335.50 : 397,863,915 = 397,863,915 : x
  2. Step 2: Convert to fraction form
    181,139,335.50/397,863,915 = 397,863,915/x
  3. Step 3: Cross multiply
    181,139,335.50x = 397,863,915 × 397,863,915
  4. Step 4: Simplify right side
    181,139,335.50x = 158,295,694,859,127,232
  5. Step 5: Solve for x
    x = 158,295,694,859,127,232/181,139,335.50
  6. Step 6: Final answer
    x = 873,889,122.00

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.