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Finding the Third Proportional to 25,262,216 and 55,563,280

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Solution

The third proportional to 25,262,216 and 55,563,280 is: 122,209,313.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,262,216 : 55,563,280 = 55,563,280 : x
  2. Step 2: Convert to fraction form
    25,262,216/55,563,280 = 55,563,280/x
  3. Step 3: Cross multiply
    25,262,216x = 55,563,280 × 55,563,280
  4. Step 4: Simplify right side
    25,262,216x = 3,087,278,084,358,400
  5. Step 5: Solve for x
    x = 3,087,278,084,358,400/25,262,216
  6. Step 6: Final answer
    x = 122,209,313.88

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.