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Finding the Third Proportional to 12,763,709,600 and 19,606,620,720

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Solution

The third proportional to 12,763,709,600 and 19,606,620,720 is: 30,118,170,038.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,763,709,600 : 19,606,620,720 = 19,606,620,720 : x
  2. Step 2: Convert to fraction form
    12,763,709,600/19,606,620,720 = 19,606,620,720/x
  3. Step 3: Cross multiply
    12,763,709,600x = 19,606,620,720 × 19,606,620,720
  4. Step 4: Simplify right side
    12,763,709,600x = 384,419,576,057,933,332,480
  5. Step 5: Solve for x
    x = 384,419,576,057,933,332,480/12,763,709,600
  6. Step 6: Final answer
    x = 30,118,170,038.74

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.