Home / 11,906,995,709.88-17,863,184,323.54-3,939,145,254.84

Finding the Fourth Proportional to 11,906,995,709.88, 17,863,184,323.54 and 3,939,145,254.84

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Solution

The fourth proportional to 11,906,995,709.88, 17,863,184,323.54 and 3,939,145,254.84 is: 5,909,608,055.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,906,995,709.88 : 17,863,184,323.54 = 3,939,145,254.84 : x
  2. Step 2: Convert to fraction form
    11,906,995,709.88/17,863,184,323.54 = 3,939,145,254.84/x
  3. Step 3: Cross multiply
    11,906,995,709.88x = 17,863,184,323.54 × 3,939,145,254.84
  4. Step 4: Simplify right side
    11,906,995,709.88x = 70,365,677,764,404,871,168
  5. Step 5: Solve for x
    x = 70,365,677,764,404,871,168/11,906,995,709.88
  6. Step 6: Final answer
    x = 5,909,608,055.54

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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.