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Finding the Third Proportional to 30,876,522 and 65,746,452

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Solution

The third proportional to 30,876,522 and 65,746,452 is: 139,996,206.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,876,522 : 65,746,452 = 65,746,452 : x
  2. Step 2: Convert to fraction form
    30,876,522/65,746,452 = 65,746,452/x
  3. Step 3: Cross multiply
    30,876,522x = 65,746,452 × 65,746,452
  4. Step 4: Simplify right side
    30,876,522x = 4,322,595,950,588,304
  5. Step 5: Solve for x
    x = 4,322,595,950,588,304/30,876,522
  6. Step 6: Final answer
    x = 139,996,206.52

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.