Home / 1,380,331,853,999.20-2,070,497,780,998.90-1,380,331,853,999.20

Finding the Fourth Proportional to 1,380,331,853,999.20, 2,070,497,780,998.90 and 1,380,331,853,999.20

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Solution

The fourth proportional to 1,380,331,853,999.20, 2,070,497,780,998.90 and 1,380,331,853,999.20 is: 2,070,497,780,998.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,331,853,999.20 : 2,070,497,780,998.90 = 1,380,331,853,999.20 : x
  2. Step 2: Convert to fraction form
    1,380,331,853,999.20/2,070,497,780,998.90 = 1,380,331,853,999.20/x
  3. Step 3: Cross multiply
    1,380,331,853,999.20x = 2,070,497,780,998.90 × 1,380,331,853,999.20
  4. Step 4: Simplify right side
    1,380,331,853,999.20x = 2,857,974,040,747,440,724,770,816
  5. Step 5: Solve for x
    x = 2,857,974,040,747,440,724,770,816/1,380,331,853,999.20
  6. Step 6: Final answer
    x = 2,070,497,780,998.90

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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.