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Finding the Third Proportional to 2,979,042,368 and 6,321,216,708

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Solution

The third proportional to 2,979,042,368 and 6,321,216,708 is: 13,412,961,527.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,042,368 : 6,321,216,708 = 6,321,216,708 : x
  2. Step 2: Convert to fraction form
    2,979,042,368/6,321,216,708 = 6,321,216,708/x
  3. Step 3: Cross multiply
    2,979,042,368x = 6,321,216,708 × 6,321,216,708
  4. Step 4: Simplify right side
    2,979,042,368x = 39,957,780,669,498,359,808
  5. Step 5: Solve for x
    x = 39,957,780,669,498,359,808/2,979,042,368
  6. Step 6: Final answer
    x = 13,412,961,527.07

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.