Home / 319,716,087.27-479,591,067.53-98,539,340.40

Finding the Fourth Proportional to 319,716,087.27, 479,591,067.53 and 98,539,340.40

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Solution

The fourth proportional to 319,716,087.27, 479,591,067.53 and 98,539,340.40 is: 147,814,230.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,716,087.27 : 479,591,067.53 = 98,539,340.40 : x
  2. Step 2: Convert to fraction form
    319,716,087.27/479,591,067.53 = 98,539,340.40/x
  3. Step 3: Cross multiply
    319,716,087.27x = 479,591,067.53 × 98,539,340.40
  4. Step 4: Simplify right side
    319,716,087.27x = 47,258,587,456,138,056
  5. Step 5: Solve for x
    x = 47,258,587,456,138,056/319,716,087.27
  6. Step 6: Final answer
    x = 147,814,230.62

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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.