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Finding the Third Proportional to 30,702,890 and 63,579,604

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Solution

The third proportional to 30,702,890 and 63,579,604 is: 131,660,766.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,702,890 : 63,579,604 = 63,579,604 : x
  2. Step 2: Convert to fraction form
    30,702,890/63,579,604 = 63,579,604/x
  3. Step 3: Cross multiply
    30,702,890x = 63,579,604 × 63,579,604
  4. Step 4: Simplify right side
    30,702,890x = 4,042,366,044,796,816
  5. Step 5: Solve for x
    x = 4,042,366,044,796,816/30,702,890
  6. Step 6: Final answer
    x = 131,660,766.94

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.