Home / 7,905,236,716.68-11,857,882,791.33-2,009,796,587.88

Finding the Fourth Proportional to 7,905,236,716.68, 11,857,882,791.33 and 2,009,796,587.88

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Solution

The fourth proportional to 7,905,236,716.68, 11,857,882,791.33 and 2,009,796,587.88 is: 3,014,701,928.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,905,236,716.68 : 11,857,882,791.33 = 2,009,796,587.88 : x
  2. Step 2: Convert to fraction form
    7,905,236,716.68/11,857,882,791.33 = 2,009,796,587.88/x
  3. Step 3: Cross multiply
    7,905,236,716.68x = 11,857,882,791.33 × 2,009,796,587.88
  4. Step 4: Simplify right side
    7,905,236,716.68x = 23,831,932,373,496,004,608
  5. Step 5: Solve for x
    x = 23,831,932,373,496,004,608/7,905,236,716.68
  6. Step 6: Final answer
    x = 3,014,701,928.31

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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.