Home / 989,198,127,160.92-1,483,882,663,481.30-272,902,074,348.92

Finding the Fourth Proportional to 989,198,127,160.92, 1,483,882,663,481.30 and 272,902,074,348.92

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Solution

The fourth proportional to 989,198,127,160.92, 1,483,882,663,481.30 and 272,902,074,348.92 is: 409,376,691,923.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,198,127,160.92 : 1,483,882,663,481.30 = 272,902,074,348.92 : x
  2. Step 2: Convert to fraction form
    989,198,127,160.92/1,483,882,663,481.30 = 272,902,074,348.92/x
  3. Step 3: Cross multiply
    989,198,127,160.92x = 1,483,882,663,481.30 × 272,902,074,348.92
  4. Step 4: Simplify right side
    989,198,127,160.92x = 404,954,656,954,447,231,451,136
  5. Step 5: Solve for x
    x = 404,954,656,954,447,231,451,136/989,198,127,160.92
  6. Step 6: Final answer
    x = 409,376,691,923.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.