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Finding the Third Proportional to 19,216,996,155 and 41,382,651,510

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Solution

The third proportional to 19,216,996,155 and 41,382,651,510 is: 89,115,064,195.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,216,996,155 : 41,382,651,510 = 41,382,651,510 : x
  2. Step 2: Convert to fraction form
    19,216,996,155/41,382,651,510 = 41,382,651,510/x
  3. Step 3: Cross multiply
    19,216,996,155x = 41,382,651,510 × 41,382,651,510
  4. Step 4: Simplify right side
    19,216,996,155x = 1,712,523,845,998,105,329,664
  5. Step 5: Solve for x
    x = 1,712,523,845,998,105,329,664/19,216,996,155
  6. Step 6: Final answer
    x = 89,115,064,195.53

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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.