Home / 6,149,870,698.21-9,239,522,600.86-3,943,403,380.15

Finding the Fourth Proportional to 6,149,870,698.21, 9,239,522,600.86 and 3,943,403,380.15

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Solution

The fourth proportional to 6,149,870,698.21, 9,239,522,600.86 and 3,943,403,380.15 is: 5,924,541,578.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,149,870,698.21 : 9,239,522,600.86 = 3,943,403,380.15 : x
  2. Step 2: Convert to fraction form
    6,149,870,698.21/9,239,522,600.86 = 3,943,403,380.15/x
  3. Step 3: Cross multiply
    6,149,870,698.21x = 9,239,522,600.86 × 3,943,403,380.15
  4. Step 4: Simplify right side
    6,149,870,698.21x = 36,435,164,655,170,686,976
  5. Step 5: Solve for x
    x = 36,435,164,655,170,686,976/6,149,870,698.21
  6. Step 6: Final answer
    x = 5,924,541,578.70

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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.