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Finding the Third Proportional to 8,720,839,920 and 19,130,053,296

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Solution

The third proportional to 8,720,839,920 and 19,130,053,296 is: 41,963,726,254.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,720,839,920 : 19,130,053,296 = 19,130,053,296 : x
  2. Step 2: Convert to fraction form
    8,720,839,920/19,130,053,296 = 19,130,053,296/x
  3. Step 3: Cross multiply
    8,720,839,920x = 19,130,053,296 × 19,130,053,296
  4. Step 4: Simplify right side
    8,720,839,920x = 365,958,939,107,800,449,024
  5. Step 5: Solve for x
    x = 365,958,939,107,800,449,024/8,720,839,920
  6. Step 6: Final answer
    x = 41,963,726,254.00

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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.