Home / 4,947,548,909.24-6,827,568,988.91-2,689,354,078.23

Finding the Fourth Proportional to 4,947,548,909.24, 6,827,568,988.91 and 2,689,354,078.23

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Solution

The fourth proportional to 4,947,548,909.24, 6,827,568,988.91 and 2,689,354,078.23 is: 3,711,282,261.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947,548,909.24 : 6,827,568,988.91 = 2,689,354,078.23 : x
  2. Step 2: Convert to fraction form
    4,947,548,909.24/6,827,568,988.91 = 2,689,354,078.23/x
  3. Step 3: Cross multiply
    4,947,548,909.24x = 6,827,568,988.91 × 2,689,354,078.23
  4. Step 4: Simplify right side
    4,947,548,909.24x = 18,361,750,504,686,325,760
  5. Step 5: Solve for x
    x = 18,361,750,504,686,325,760/4,947,548,909.24
  6. Step 6: Final answer
    x = 3,711,282,261.49

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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.