Home / 20,734,337,278.44-28,613,366,955.90-11,703,996,161.64

Finding the Fourth Proportional to 20,734,337,278.44, 28,613,366,955.90 and 11,703,996,161.64

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Solution

The fourth proportional to 20,734,337,278.44, 28,613,366,955.90 and 11,703,996,161.64 is: 16,151,504,266.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,734,337,278.44 : 28,613,366,955.90 = 11,703,996,161.64 : x
  2. Step 2: Convert to fraction form
    20,734,337,278.44/28,613,366,955.90 = 11,703,996,161.64/x
  3. Step 3: Cross multiply
    20,734,337,278.44x = 28,613,366,955.90 × 11,703,996,161.64
  4. Step 4: Simplify right side
    20,734,337,278.44x = 334,890,737,023,450,415,104
  5. Step 5: Solve for x
    x = 334,890,737,023,450,415,104/20,734,337,278.44
  6. Step 6: Final answer
    x = 16,151,504,266.87

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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.