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Finding the Third Proportional to 612,969,339 and 1,361,987,574

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Solution

The third proportional to 612,969,339 and 1,361,987,574 is: 3,026,269,070.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,969,339 : 1,361,987,574 = 1,361,987,574 : x
  2. Step 2: Convert to fraction form
    612,969,339/1,361,987,574 = 1,361,987,574/x
  3. Step 3: Cross multiply
    612,969,339x = 1,361,987,574 × 1,361,987,574
  4. Step 4: Simplify right side
    612,969,339x = 1,855,010,151,730,405,376
  5. Step 5: Solve for x
    x = 1,855,010,151,730,405,376/612,969,339
  6. Step 6: Final answer
    x = 3,026,269,070.42

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.