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Finding the Third Proportional to 45,278,977 and 70,608,888

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Solution

The third proportional to 45,278,977 and 70,608,888 is: 110,108,827.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,278,977 : 70,608,888 = 70,608,888 : x
  2. Step 2: Convert to fraction form
    45,278,977/70,608,888 = 70,608,888/x
  3. Step 3: Cross multiply
    45,278,977x = 70,608,888 × 70,608,888
  4. Step 4: Simplify right side
    45,278,977x = 4,985,615,064,596,544
  5. Step 5: Solve for x
    x = 4,985,615,064,596,544/45,278,977
  6. Step 6: Final answer
    x = 110,108,827.43

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.