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Finding the Third Proportional to 53,403,366 and 109,637,805

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Solution

The third proportional to 53,403,366 and 109,637,805 is: 225,087,839.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,403,366 : 109,637,805 = 109,637,805 : x
  2. Step 2: Convert to fraction form
    53,403,366/109,637,805 = 109,637,805/x
  3. Step 3: Cross multiply
    53,403,366x = 109,637,805 × 109,637,805
  4. Step 4: Simplify right side
    53,403,366x = 12,020,448,285,218,024
  5. Step 5: Solve for x
    x = 12,020,448,285,218,024/53,403,366
  6. Step 6: Final answer
    x = 225,087,839.69

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.