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Finding the Third Proportional to 63,133,956 and 135,666,362

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Solution

The third proportional to 63,133,956 and 135,666,362 is: 291,528,726.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,133,956 : 135,666,362 = 135,666,362 : x
  2. Step 2: Convert to fraction form
    63,133,956/135,666,362 = 135,666,362/x
  3. Step 3: Cross multiply
    63,133,956x = 135,666,362 × 135,666,362
  4. Step 4: Simplify right side
    63,133,956x = 18,405,361,778,315,044
  5. Step 5: Solve for x
    x = 18,405,361,778,315,044/63,133,956
  6. Step 6: Final answer
    x = 291,528,726.29

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.