Home / 1,789,207,177.46-2,469,123,058.41-985,452,896.91

Finding the Fourth Proportional to 1,789,207,177.46, 2,469,123,058.41 and 985,452,896.91

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Solution

The fourth proportional to 1,789,207,177.46, 2,469,123,058.41 and 985,452,896.91 is: 1,359,934,445.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,207,177.46 : 2,469,123,058.41 = 985,452,896.91 : x
  2. Step 2: Convert to fraction form
    1,789,207,177.46/2,469,123,058.41 = 985,452,896.91/x
  3. Step 3: Cross multiply
    1,789,207,177.46x = 2,469,123,058.41 × 985,452,896.91
  4. Step 4: Simplify right side
    1,789,207,177.46x = 2,433,204,470,737,413,632
  5. Step 5: Solve for x
    x = 2,433,204,470,737,413,632/1,789,207,177.46
  6. Step 6: Final answer
    x = 1,359,934,445.49

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Double scale
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1.5x scale

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.