Home / 13,503,889,248.69-20,253,995,107.97-3,554,499,793.59

Finding the Fourth Proportional to 13,503,889,248.69, 20,253,995,107.97 and 3,554,499,793.59

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Solution

The fourth proportional to 13,503,889,248.69, 20,253,995,107.97 and 3,554,499,793.59 is: 5,331,265,689.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,503,889,248.69 : 20,253,995,107.97 = 3,554,499,793.59 : x
  2. Step 2: Convert to fraction form
    13,503,889,248.69/20,253,995,107.97 = 3,554,499,793.59/x
  3. Step 3: Cross multiply
    13,503,889,248.69x = 20,253,995,107.97 × 3,554,499,793.59
  4. Step 4: Simplify right side
    13,503,889,248.69x = 71,992,821,430,550,970,368
  5. Step 5: Solve for x
    x = 71,992,821,430,550,970,368/13,503,889,248.69
  6. Step 6: Final answer
    x = 5,331,265,689.81

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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.