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Finding the Third Proportional to 8,882,653,131 and 19,751,340,721.50

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Solution

The third proportional to 8,882,653,131 and 19,751,340,721.50 is: 43,918,799,320.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,882,653,131 : 19,751,340,721.50 = 19,751,340,721.50 : x
  2. Step 2: Convert to fraction form
    8,882,653,131/19,751,340,721.50 = 19,751,340,721.50/x
  3. Step 3: Cross multiply
    8,882,653,131x = 19,751,340,721.50 × 19,751,340,721.50
  4. Step 4: Simplify right side
    8,882,653,131x = 390,115,460,296,784,150,528
  5. Step 5: Solve for x
    x = 390,115,460,296,784,150,528/8,882,653,131
  6. Step 6: Final answer
    x = 43,918,799,320.81

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.