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Finding the Third Proportional to 260,644,891 and 382,446,433

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Solution

The third proportional to 260,644,891 and 382,446,433 is: 561,166,856.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,644,891 : 382,446,433 = 382,446,433 : x
  2. Step 2: Convert to fraction form
    260,644,891/382,446,433 = 382,446,433/x
  3. Step 3: Cross multiply
    260,644,891x = 382,446,433 × 382,446,433
  4. Step 4: Simplify right side
    260,644,891x = 146,265,274,114,423,488
  5. Step 5: Solve for x
    x = 146,265,274,114,423,488/260,644,891
  6. Step 6: Final answer
    x = 561,166,856.38

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.