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Finding the Third Proportional to 1,639,560,060 and 3,570,231,040

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Solution

The third proportional to 1,639,560,060 and 3,570,231,040 is: 7,774,371,912.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,560,060 : 3,570,231,040 = 3,570,231,040 : x
  2. Step 2: Convert to fraction form
    1,639,560,060/3,570,231,040 = 3,570,231,040/x
  3. Step 3: Cross multiply
    1,639,560,060x = 3,570,231,040 × 3,570,231,040
  4. Step 4: Simplify right side
    1,639,560,060x = 12,746,549,678,979,481,600
  5. Step 5: Solve for x
    x = 12,746,549,678,979,481,600/1,639,560,060
  6. Step 6: Final answer
    x = 7,774,371,912.29

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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.