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Finding the Third Proportional to 127,818,984 and 279,552,888

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Solution

The third proportional to 127,818,984 and 279,552,888 is: 611,410,095.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,818,984 : 279,552,888 = 279,552,888 : x
  2. Step 2: Convert to fraction form
    127,818,984/279,552,888 = 279,552,888/x
  3. Step 3: Cross multiply
    127,818,984x = 279,552,888 × 279,552,888
  4. Step 4: Simplify right side
    127,818,984x = 78,149,817,189,140,544
  5. Step 5: Solve for x
    x = 78,149,817,189,140,544/127,818,984
  6. Step 6: Final answer
    x = 611,410,095.30

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.