Home / 6,705,309,962.87-9,250,420,201.12-3,991,055,825.38

Finding the Fourth Proportional to 6,705,309,962.87, 9,250,420,201.12 and 3,991,055,825.38

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Solution

The fourth proportional to 6,705,309,962.87, 9,250,420,201.12 and 3,991,055,825.38 is: 5,505,926,442.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,705,309,962.87 : 9,250,420,201.12 = 3,991,055,825.38 : x
  2. Step 2: Convert to fraction form
    6,705,309,962.87/9,250,420,201.12 = 3,991,055,825.38/x
  3. Step 3: Cross multiply
    6,705,309,962.87x = 9,250,420,201.12 × 3,991,055,825.38
  4. Step 4: Simplify right side
    6,705,309,962.87x = 36,918,943,430,892,814,336
  5. Step 5: Solve for x
    x = 36,918,943,430,892,814,336/6,705,309,962.87
  6. Step 6: Final answer
    x = 5,505,926,442.67

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1.5x scale

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.