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Finding the Third Proportional to 911,823,711 and 2,150,333,604.50

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Solution

The third proportional to 911,823,711 and 2,150,333,604.50 is: 5,071,083,976.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,823,711 : 2,150,333,604.50 = 2,150,333,604.50 : x
  2. Step 2: Convert to fraction form
    911,823,711/2,150,333,604.50 = 2,150,333,604.50/x
  3. Step 3: Cross multiply
    911,823,711x = 2,150,333,604.50 × 2,150,333,604.50
  4. Step 4: Simplify right side
    911,823,711x = 4,623,934,610,641,961,984
  5. Step 5: Solve for x
    x = 4,623,934,610,641,961,984/911,823,711
  6. Step 6: Final answer
    x = 5,071,083,976.94

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.