Home / 3,326,088,149.37-4,589,687,668.19-1,987,711,786.17

Finding the Fourth Proportional to 3,326,088,149.37, 4,589,687,668.19 and 1,987,711,786.17

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Solution

The fourth proportional to 3,326,088,149.37, 4,589,687,668.19 and 1,987,711,786.17 is: 2,742,854,627.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326,088,149.37 : 4,589,687,668.19 = 1,987,711,786.17 : x
  2. Step 2: Convert to fraction form
    3,326,088,149.37/4,589,687,668.19 = 1,987,711,786.17/x
  3. Step 3: Cross multiply
    3,326,088,149.37x = 4,589,687,668.19 × 1,987,711,786.17
  4. Step 4: Simplify right side
    3,326,088,149.37x = 9,122,976,272,890,429,440
  5. Step 5: Solve for x
    x = 9,122,976,272,890,429,440/3,326,088,149.37
  6. Step 6: Final answer
    x = 2,742,854,627.78

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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.