Home / 681,469,600.04-940,494,442.35-403,100,804.24

Finding the Fourth Proportional to 681,469,600.04, 940,494,442.35 and 403,100,804.24

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Solution

The fourth proportional to 681,469,600.04, 940,494,442.35 and 403,100,804.24 is: 556,318,383.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,469,600.04 : 940,494,442.35 = 403,100,804.24 : x
  2. Step 2: Convert to fraction form
    681,469,600.04/940,494,442.35 = 403,100,804.24/x
  3. Step 3: Cross multiply
    681,469,600.04x = 940,494,442.35 × 403,100,804.24
  4. Step 4: Simplify right side
    681,469,600.04x = 379,114,066,092,593,792
  5. Step 5: Solve for x
    x = 379,114,066,092,593,792/681,469,600.04
  6. Step 6: Final answer
    x = 556,318,383.20

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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.