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Finding the Third Proportional to 14,348,494,611 and 20,197,037,421

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Solution

The third proportional to 14,348,494,611 and 20,197,037,421 is: 28,429,485,576.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,348,494,611 : 20,197,037,421 = 20,197,037,421 : x
  2. Step 2: Convert to fraction form
    14,348,494,611/20,197,037,421 = 20,197,037,421/x
  3. Step 3: Cross multiply
    14,348,494,611x = 20,197,037,421 × 20,197,037,421
  4. Step 4: Simplify right side
    14,348,494,611x = 407,920,320,585,274,359,808
  5. Step 5: Solve for x
    x = 407,920,320,585,274,359,808/14,348,494,611
  6. Step 6: Final answer
    x = 28,429,485,576.32

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.