Home / 6,705,309,968.62-9,250,420,209.05-3,991,055,831.12

Finding the Fourth Proportional to 6,705,309,968.62, 9,250,420,209.05 and 3,991,055,831.12

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Solution

The fourth proportional to 6,705,309,968.62, 9,250,420,209.05 and 3,991,055,831.12 is: 5,505,926,450.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,705,309,968.62 : 9,250,420,209.05 = 3,991,055,831.12 : x
  2. Step 2: Convert to fraction form
    6,705,309,968.62/9,250,420,209.05 = 3,991,055,831.12/x
  3. Step 3: Cross multiply
    6,705,309,968.62x = 9,250,420,209.05 × 3,991,055,831.12
  4. Step 4: Simplify right side
    6,705,309,968.62x = 36,918,943,515,672,395,776
  5. Step 5: Solve for x
    x = 36,918,943,515,672,395,776/6,705,309,968.62
  6. Step 6: Final answer
    x = 5,505,926,450.60

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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.