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Finding the Third Proportional to 221,350,411.50 and 330,805,635

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Solution

The third proportional to 221,350,411.50 and 330,805,635 is: 494,385,203.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,350,411.50 : 330,805,635 = 330,805,635 : x
  2. Step 2: Convert to fraction form
    221,350,411.50/330,805,635 = 330,805,635/x
  3. Step 3: Cross multiply
    221,350,411.50x = 330,805,635 × 330,805,635
  4. Step 4: Simplify right side
    221,350,411.50x = 109,432,368,147,753,232
  5. Step 5: Solve for x
    x = 109,432,368,147,753,232/221,350,411.50
  6. Step 6: Final answer
    x = 494,385,203.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.