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Finding the Third Proportional to 121,677,687 and 185,581,248

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Solution

The third proportional to 121,677,687 and 185,581,248 is: 283,046,139.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,677,687 : 185,581,248 = 185,581,248 : x
  2. Step 2: Convert to fraction form
    121,677,687/185,581,248 = 185,581,248/x
  3. Step 3: Cross multiply
    121,677,687x = 185,581,248 × 185,581,248
  4. Step 4: Simplify right side
    121,677,687x = 34,440,399,609,237,504
  5. Step 5: Solve for x
    x = 34,440,399,609,237,504/121,677,687
  6. Step 6: Final answer
    x = 283,046,139.83

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.