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Finding the Third Proportional to 12,975,611,472 and 20,100,925,848

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Solution

The third proportional to 12,975,611,472 and 20,100,925,848 is: 31,138,973,359.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,975,611,472 : 20,100,925,848 = 20,100,925,848 : x
  2. Step 2: Convert to fraction form
    12,975,611,472/20,100,925,848 = 20,100,925,848/x
  3. Step 3: Cross multiply
    12,975,611,472x = 20,100,925,848 × 20,100,925,848
  4. Step 4: Simplify right side
    12,975,611,472x = 404,047,219,946,794,516,480
  5. Step 5: Solve for x
    x = 404,047,219,946,794,516,480/12,975,611,472
  6. Step 6: Final answer
    x = 31,138,973,359.27

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.