Home / 885,330,614.20-1,328,455,512.06-361,084,324.78

Finding the Fourth Proportional to 885,330,614.20, 1,328,455,512.06 and 361,084,324.78

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Solution

The fourth proportional to 885,330,614.20, 1,328,455,512.06 and 361,084,324.78 is: 541,813,932.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,330,614.20 : 1,328,455,512.06 = 361,084,324.78 : x
  2. Step 2: Convert to fraction form
    885,330,614.20/1,328,455,512.06 = 361,084,324.78/x
  3. Step 3: Cross multiply
    885,330,614.20x = 1,328,455,512.06 × 361,084,324.78
  4. Step 4: Simplify right side
    885,330,614.20x = 479,684,461,572,454,208
  5. Step 5: Solve for x
    x = 479,684,461,572,454,208/885,330,614.20
  6. Step 6: Final answer
    x = 541,813,932.42

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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.