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Finding the Third Proportional to 73,339,654 and 155,421,799

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Solution

The third proportional to 73,339,654 and 155,421,799 is: 329,370,733.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,339,654 : 155,421,799 = 155,421,799 : x
  2. Step 2: Convert to fraction form
    73,339,654/155,421,799 = 155,421,799/x
  3. Step 3: Cross multiply
    73,339,654x = 155,421,799 × 155,421,799
  4. Step 4: Simplify right side
    73,339,654x = 24,155,935,604,396,400
  5. Step 5: Solve for x
    x = 24,155,935,604,396,400/73,339,654
  6. Step 6: Final answer
    x = 329,370,733.12

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.