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Finding the Third Proportional to 118,710,910 and 261,573,204

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Solution

The third proportional to 118,710,910 and 261,573,204 is: 576,362,703.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,710,910 : 261,573,204 = 261,573,204 : x
  2. Step 2: Convert to fraction form
    118,710,910/261,573,204 = 261,573,204/x
  3. Step 3: Cross multiply
    118,710,910x = 261,573,204 × 261,573,204
  4. Step 4: Simplify right side
    118,710,910x = 68,420,541,050,825,616
  5. Step 5: Solve for x
    x = 68,420,541,050,825,616/118,710,910
  6. Step 6: Final answer
    x = 576,362,703.74

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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.