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Finding the Third Proportional to 30,610,611 and 67,192,461

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Solution

The third proportional to 30,610,611 and 67,192,461 is: 147,492,214.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,610,611 : 67,192,461 = 67,192,461 : x
  2. Step 2: Convert to fraction form
    30,610,611/67,192,461 = 67,192,461/x
  3. Step 3: Cross multiply
    30,610,611x = 67,192,461 × 67,192,461
  4. Step 4: Simplify right side
    30,610,611x = 4,514,826,815,236,521
  5. Step 5: Solve for x
    x = 4,514,826,815,236,521/30,610,611
  6. Step 6: Final answer
    x = 147,492,214.88

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.