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Finding the Third Proportional to 36,262,679 and 78,268,050

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Solution

The third proportional to 36,262,679 and 78,268,050 is: 168,930,917.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,262,679 : 78,268,050 = 78,268,050 : x
  2. Step 2: Convert to fraction form
    36,262,679/78,268,050 = 78,268,050/x
  3. Step 3: Cross multiply
    36,262,679x = 78,268,050 × 78,268,050
  4. Step 4: Simplify right side
    36,262,679x = 6,125,887,650,802,500
  5. Step 5: Solve for x
    x = 6,125,887,650,802,500/36,262,679
  6. Step 6: Final answer
    x = 168,930,917.95

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.