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Finding the Third Proportional to 56,039,732 and 121,644,880

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Solution

The third proportional to 56,039,732 and 121,644,880 is: 264,053,311.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,039,732 : 121,644,880 = 121,644,880 : x
  2. Step 2: Convert to fraction form
    56,039,732/121,644,880 = 121,644,880/x
  3. Step 3: Cross multiply
    56,039,732x = 121,644,880 × 121,644,880
  4. Step 4: Simplify right side
    56,039,732x = 14,797,476,830,214,400
  5. Step 5: Solve for x
    x = 14,797,476,830,214,400/56,039,732
  6. Step 6: Final answer
    x = 264,053,311.86

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.