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Finding the Third Proportional to 3,309,937,248 and 7,201,000,678

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Solution

The third proportional to 3,309,937,248 and 7,201,000,678 is: 15,666,282,131.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309,937,248 : 7,201,000,678 = 7,201,000,678 : x
  2. Step 2: Convert to fraction form
    3,309,937,248/7,201,000,678 = 7,201,000,678/x
  3. Step 3: Cross multiply
    3,309,937,248x = 7,201,000,678 × 7,201,000,678
  4. Step 4: Simplify right side
    3,309,937,248x = 51,854,410,764,556,460,032
  5. Step 5: Solve for x
    x = 51,854,410,764,556,460,032/3,309,937,248
  6. Step 6: Final answer
    x = 15,666,282,131.45

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.