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Finding the Third Proportional to 616,574,917 and 890,844,244

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Solution

The third proportional to 616,574,917 and 890,844,244 is: 1,287,116,042.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,574,917 : 890,844,244 = 890,844,244 : x
  2. Step 2: Convert to fraction form
    616,574,917/890,844,244 = 890,844,244/x
  3. Step 3: Cross multiply
    616,574,917x = 890,844,244 × 890,844,244
  4. Step 4: Simplify right side
    616,574,917x = 793,603,467,067,931,520
  5. Step 5: Solve for x
    x = 793,603,467,067,931,520/616,574,917
  6. Step 6: Final answer
    x = 1,287,116,042.49

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.