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Finding the Third Proportional to 30,486,532 and 65,393,719

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Solution

The third proportional to 30,486,532 and 65,393,719 is: 140,269,758.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,486,532 : 65,393,719 = 65,393,719 : x
  2. Step 2: Convert to fraction form
    30,486,532/65,393,719 = 65,393,719/x
  3. Step 3: Cross multiply
    30,486,532x = 65,393,719 × 65,393,719
  4. Step 4: Simplify right side
    30,486,532x = 4,276,338,484,650,961
  5. Step 5: Solve for x
    x = 4,276,338,484,650,961/30,486,532
  6. Step 6: Final answer
    x = 140,269,758.62

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.