Home / 1,789,207,177.96-2,469,123,059.10-985,452,897.40

Finding the Fourth Proportional to 1,789,207,177.96, 2,469,123,059.10 and 985,452,897.40

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Solution

The fourth proportional to 1,789,207,177.96, 2,469,123,059.10 and 985,452,897.40 is: 1,359,934,446.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,207,177.96 : 2,469,123,059.10 = 985,452,897.40 : x
  2. Step 2: Convert to fraction form
    1,789,207,177.96/2,469,123,059.10 = 985,452,897.40/x
  3. Step 3: Cross multiply
    1,789,207,177.96x = 2,469,123,059.10 × 985,452,897.40
  4. Step 4: Simplify right side
    1,789,207,177.96x = 2,433,204,472,627,246,080
  5. Step 5: Solve for x
    x = 2,433,204,472,627,246,080/1,789,207,177.96
  6. Step 6: Final answer
    x = 1,359,934,446.16

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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.