Home / 4,976,294,865.65-6,867,286,651.97-2,687,426,854.90

Finding the Fourth Proportional to 4,976,294,865.65, 6,867,286,651.97 and 2,687,426,854.90

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Solution

The fourth proportional to 4,976,294,865.65, 6,867,286,651.97 and 2,687,426,854.90 is: 3,708,648,917.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976,294,865.65 : 6,867,286,651.97 = 2,687,426,854.90 : x
  2. Step 2: Convert to fraction form
    4,976,294,865.65/6,867,286,651.97 = 2,687,426,854.90/x
  3. Step 3: Cross multiply
    4,976,294,865.65x = 6,867,286,651.97 × 2,687,426,854.90
  4. Step 4: Simplify right side
    4,976,294,865.65x = 18,455,330,568,800,489,472
  5. Step 5: Solve for x
    x = 18,455,330,568,800,489,472/4,976,294,865.65
  6. Step 6: Final answer
    x = 3,708,648,917.93

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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.