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Finding the Third Proportional to 133,503,819 and 277,239,378

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Solution

The third proportional to 133,503,819 and 277,239,378 is: 575,726,397.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,503,819 : 277,239,378 = 277,239,378 : x
  2. Step 2: Convert to fraction form
    133,503,819/277,239,378 = 277,239,378/x
  3. Step 3: Cross multiply
    133,503,819x = 277,239,378 × 277,239,378
  4. Step 4: Simplify right side
    133,503,819x = 76,861,672,713,826,880
  5. Step 5: Solve for x
    x = 76,861,672,713,826,880/133,503,819
  6. Step 6: Final answer
    x = 575,726,397.11

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.