Home / 352,084,144.39-485,851,737.27-195,438,913.45

Finding the Fourth Proportional to 352,084,144.39, 485,851,737.27 and 195,438,913.45

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Solution

The fourth proportional to 352,084,144.39, 485,851,737.27 and 195,438,913.45 is: 269,692,166.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,084,144.39 : 485,851,737.27 = 195,438,913.45 : x
  2. Step 2: Convert to fraction form
    352,084,144.39/485,851,737.27 = 195,438,913.45/x
  3. Step 3: Cross multiply
    352,084,144.39x = 485,851,737.27 × 195,438,913.45
  4. Step 4: Simplify right side
    352,084,144.39x = 94,954,335,629,843,664
  5. Step 5: Solve for x
    x = 94,954,335,629,843,664/352,084,144.39
  6. Step 6: Final answer
    x = 269,692,166.33

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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.