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Finding the Third Proportional to 248,929,645 and 359,629,386

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Solution

The third proportional to 248,929,645 and 359,629,386 is: 519,557,625.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,929,645 : 359,629,386 = 359,629,386 : x
  2. Step 2: Convert to fraction form
    248,929,645/359,629,386 = 359,629,386/x
  3. Step 3: Cross multiply
    248,929,645x = 359,629,386 × 359,629,386
  4. Step 4: Simplify right side
    248,929,645x = 129,333,295,274,736,992
  5. Step 5: Solve for x
    x = 129,333,295,274,736,992/248,929,645
  6. Step 6: Final answer
    x = 519,557,625.51

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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.