Home / 412,816,791.12-569,558,898.96-234,171,258.72

Finding the Fourth Proportional to 412,816,791.12, 569,558,898.96 and 234,171,258.72

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Solution

The fourth proportional to 412,816,791.12, 569,558,898.96 and 234,171,258.72 is: 323,083,574.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,816,791.12 : 569,558,898.96 = 234,171,258.72 : x
  2. Step 2: Convert to fraction form
    412,816,791.12/569,558,898.96 = 234,171,258.72/x
  3. Step 3: Cross multiply
    412,816,791.12x = 569,558,898.96 × 234,171,258.72
  4. Step 4: Simplify right side
    412,816,791.12x = 133,374,324,284,640,512
  5. Step 5: Solve for x
    x = 133,374,324,284,640,512/412,816,791.12
  6. Step 6: Final answer
    x = 323,083,574.01

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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.