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Finding the Third Proportional to 3,774,367,489 and 5,628,820,352

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Solution

The third proportional to 3,774,367,489 and 5,628,820,352 is: 8,394,418,044.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774,367,489 : 5,628,820,352 = 5,628,820,352 : x
  2. Step 2: Convert to fraction form
    3,774,367,489/5,628,820,352 = 5,628,820,352/x
  3. Step 3: Cross multiply
    3,774,367,489x = 5,628,820,352 × 5,628,820,352
  4. Step 4: Simplify right side
    3,774,367,489x = 31,683,618,555,089,403,904
  5. Step 5: Solve for x
    x = 31,683,618,555,089,403,904/3,774,367,489
  6. Step 6: Final answer
    x = 8,394,418,044.20

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.