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Finding the Fourth Proportional to 1,797,786,299.03, 2,480,845,018.26 and 993,967,324.65

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Solution

The fourth proportional to 1,797,786,299.03, 2,480,845,018.26 and 993,967,324.65 is: 1,371,619,578.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797,786,299.03 : 2,480,845,018.26 = 993,967,324.65 : x
  2. Step 2: Convert to fraction form
    1,797,786,299.03/2,480,845,018.26 = 993,967,324.65/x
  3. Step 3: Cross multiply
    1,797,786,299.03x = 2,480,845,018.26 × 993,967,324.65
  4. Step 4: Simplify right side
    1,797,786,299.03x = 2,465,878,885,676,981,760
  5. Step 5: Solve for x
    x = 2,465,878,885,676,981,760/1,797,786,299.03
  6. Step 6: Final answer
    x = 1,371,619,578.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.