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Finding the Third Proportional to 159,815,855 and 343,886,998

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Solution

The third proportional to 159,815,855 and 343,886,998 is: 739,965,802.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,815,855 : 343,886,998 = 343,886,998 : x
  2. Step 2: Convert to fraction form
    159,815,855/343,886,998 = 343,886,998/x
  3. Step 3: Cross multiply
    159,815,855x = 343,886,998 × 343,886,998
  4. Step 4: Simplify right side
    159,815,855x = 118,258,267,393,452,000
  5. Step 5: Solve for x
    x = 118,258,267,393,452,000/159,815,855
  6. Step 6: Final answer
    x = 739,965,802.48

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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.