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Finding the Third Proportional to 45,768,682 and 69,078,655

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Solution

The third proportional to 45,768,682 and 69,078,655 is: 104,260,388.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,768,682 : 69,078,655 = 69,078,655 : x
  2. Step 2: Convert to fraction form
    45,768,682/69,078,655 = 69,078,655/x
  3. Step 3: Cross multiply
    45,768,682x = 69,078,655 × 69,078,655
  4. Step 4: Simplify right side
    45,768,682x = 4,771,860,576,609,025
  5. Step 5: Solve for x
    x = 4,771,860,576,609,025/45,768,682
  6. Step 6: Final answer
    x = 104,260,388.72

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.