Home / 112,067,672.90-168,101,509.35-43,887,704.90

Finding the Fourth Proportional to 112,067,672.90, 168,101,509.35 and 43,887,704.90

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Solution

The fourth proportional to 112,067,672.90, 168,101,509.35 and 43,887,704.90 is: 65,831,557.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,067,672.90 : 168,101,509.35 = 43,887,704.90 : x
  2. Step 2: Convert to fraction form
    112,067,672.90/168,101,509.35 = 43,887,704.90/x
  3. Step 3: Cross multiply
    112,067,672.90x = 168,101,509.35 × 43,887,704.90
  4. Step 4: Simplify right side
    112,067,672.90x = 7,377,589,435,597,390
  5. Step 5: Solve for x
    x = 7,377,589,435,597,390/112,067,672.90
  6. Step 6: Final answer
    x = 65,831,557.35

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1.5x scale

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.