Home / 823,454,799.54-1,136,375,788.73-447,114,471.45

Finding the Fourth Proportional to 823,454,799.54, 1,136,375,788.73 and 447,114,471.45

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Solution

The fourth proportional to 823,454,799.54, 1,136,375,788.73 and 447,114,471.45 is: 617,022,404.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,454,799.54 : 1,136,375,788.73 = 447,114,471.45 : x
  2. Step 2: Convert to fraction form
    823,454,799.54/1,136,375,788.73 = 447,114,471.45/x
  3. Step 3: Cross multiply
    823,454,799.54x = 1,136,375,788.73 × 447,114,471.45
  4. Step 4: Simplify right side
    823,454,799.54x = 508,090,060,140,093,824
  5. Step 5: Solve for x
    x = 508,090,060,140,093,824/823,454,799.54
  6. Step 6: Final answer
    x = 617,022,404.18

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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.