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Finding the Third Proportional to 18,598,624,287 and 28,720,121,668.50

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Solution

The third proportional to 18,598,624,287 and 28,720,121,668.50 is: 44,349,806,519.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,598,624,287 : 28,720,121,668.50 = 28,720,121,668.50 : x
  2. Step 2: Convert to fraction form
    18,598,624,287/28,720,121,668.50 = 28,720,121,668.50/x
  3. Step 3: Cross multiply
    18,598,624,287x = 28,720,121,668.50 × 28,720,121,668.50
  4. Step 4: Simplify right side
    18,598,624,287x = 824,845,388,653,443,284,992
  5. Step 5: Solve for x
    x = 824,845,388,653,443,284,992/18,598,624,287
  6. Step 6: Final answer
    x = 44,349,806,519.29

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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.