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Finding the Third Proportional to 4,812,963,859 and 10,288,289,578

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Solution

The third proportional to 4,812,963,859 and 10,288,289,578 is: 21,992,457,359.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812,963,859 : 10,288,289,578 = 10,288,289,578 : x
  2. Step 2: Convert to fraction form
    4,812,963,859/10,288,289,578 = 10,288,289,578/x
  3. Step 3: Cross multiply
    4,812,963,859x = 10,288,289,578 × 10,288,289,578
  4. Step 4: Simplify right side
    4,812,963,859x = 105,848,902,440,783,413,248
  5. Step 5: Solve for x
    x = 105,848,902,440,783,413,248/4,812,963,859
  6. Step 6: Final answer
    x = 21,992,457,359.27

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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.