Home / 1,981,569,709.70-2,972,354,564.55-601,382,003.30

Finding the Fourth Proportional to 1,981,569,709.70, 2,972,354,564.55 and 601,382,003.30

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Solution

The fourth proportional to 1,981,569,709.70, 2,972,354,564.55 and 601,382,003.30 is: 902,073,004.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,569,709.70 : 2,972,354,564.55 = 601,382,003.30 : x
  2. Step 2: Convert to fraction form
    1,981,569,709.70/2,972,354,564.55 = 601,382,003.30/x
  3. Step 3: Cross multiply
    1,981,569,709.70x = 2,972,354,564.55 × 601,382,003.30
  4. Step 4: Simplify right side
    1,981,569,709.70x = 1,787,520,542,546,978,048
  5. Step 5: Solve for x
    x = 1,787,520,542,546,978,048/1,981,569,709.70
  6. Step 6: Final answer
    x = 902,073,004.95

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.