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Finding the Third Proportional to 117,433,154 and 245,573,860

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Solution

The third proportional to 117,433,154 and 245,573,860 is: 513,539,138.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,433,154 : 245,573,860 = 245,573,860 : x
  2. Step 2: Convert to fraction form
    117,433,154/245,573,860 = 245,573,860/x
  3. Step 3: Cross multiply
    117,433,154x = 245,573,860 × 245,573,860
  4. Step 4: Simplify right side
    117,433,154x = 60,306,520,715,299,600
  5. Step 5: Solve for x
    x = 60,306,520,715,299,600/117,433,154
  6. Step 6: Final answer
    x = 513,539,138.32

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.