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Finding the Third Proportional to 60,606,168 and 90,979,236

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Solution

The third proportional to 60,606,168 and 90,979,236 is: 136,573,910.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,606,168 : 90,979,236 = 90,979,236 : x
  2. Step 2: Convert to fraction form
    60,606,168/90,979,236 = 90,979,236/x
  3. Step 3: Cross multiply
    60,606,168x = 90,979,236 × 90,979,236
  4. Step 4: Simplify right side
    60,606,168x = 8,277,221,383,143,696
  5. Step 5: Solve for x
    x = 8,277,221,383,143,696/60,606,168
  6. Step 6: Final answer
    x = 136,573,910.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.