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Finding the Third Proportional to 31,773,476 and 68,585,800

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Solution

The third proportional to 31,773,476 and 68,585,800 is: 148,048,389.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,773,476 : 68,585,800 = 68,585,800 : x
  2. Step 2: Convert to fraction form
    31,773,476/68,585,800 = 68,585,800/x
  3. Step 3: Cross multiply
    31,773,476x = 68,585,800 × 68,585,800
  4. Step 4: Simplify right side
    31,773,476x = 4,704,011,961,640,000
  5. Step 5: Solve for x
    x = 4,704,011,961,640,000/31,773,476
  6. Step 6: Final answer
    x = 148,048,389.85

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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.