Home / 1,789,207,178.96-2,469,123,060.48-985,452,898.41

Finding the Fourth Proportional to 1,789,207,178.96, 2,469,123,060.48 and 985,452,898.41

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Solution

The fourth proportional to 1,789,207,178.96, 2,469,123,060.48 and 985,452,898.41 is: 1,359,934,447.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,207,178.96 : 2,469,123,060.48 = 985,452,898.41 : x
  2. Step 2: Convert to fraction form
    1,789,207,178.96/2,469,123,060.48 = 985,452,898.41/x
  3. Step 3: Cross multiply
    1,789,207,178.96x = 2,469,123,060.48 × 985,452,898.41
  4. Step 4: Simplify right side
    1,789,207,178.96x = 2,433,204,476,480,985,600
  5. Step 5: Solve for x
    x = 2,433,204,476,480,985,600/1,789,207,178.96
  6. Step 6: Final answer
    x = 1,359,934,447.56

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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.