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Finding the Third Proportional to 41,985,216 and 68,558,076

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Solution

The third proportional to 41,985,216 and 68,558,076 is: 111,949,162.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,985,216 : 68,558,076 = 68,558,076 : x
  2. Step 2: Convert to fraction form
    41,985,216/68,558,076 = 68,558,076/x
  3. Step 3: Cross multiply
    41,985,216x = 68,558,076 × 68,558,076
  4. Step 4: Simplify right side
    41,985,216x = 4,700,209,784,821,776
  5. Step 5: Solve for x
    x = 4,700,209,784,821,776/41,985,216
  6. Step 6: Final answer
    x = 111,949,162.89

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.