Home / 801,057,984.45-1,201,722,641.70-276,284,600.70

Finding the Fourth Proportional to 801,057,984.45, 1,201,722,641.70 and 276,284,600.70

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Solution

The fourth proportional to 801,057,984.45, 1,201,722,641.70 and 276,284,600.70 is: 414,473,691.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,057,984.45 : 1,201,722,641.70 = 276,284,600.70 : x
  2. Step 2: Convert to fraction form
    801,057,984.45/1,201,722,641.70 = 276,284,600.70/x
  3. Step 3: Cross multiply
    801,057,984.45x = 1,201,722,641.70 × 276,284,600.70
  4. Step 4: Simplify right side
    801,057,984.45x = 332,017,460,214,233,664
  5. Step 5: Solve for x
    x = 332,017,460,214,233,664/801,057,984.45
  6. Step 6: Final answer
    x = 414,473,691.87

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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.