Home / 219,256,175.45-328,925,742.36-88,108,660.22

Finding the Fourth Proportional to 219,256,175.45, 328,925,742.36 and 88,108,660.22

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Solution

The fourth proportional to 219,256,175.45, 328,925,742.36 and 88,108,660.22 is: 132,179,658.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,256,175.45 : 328,925,742.36 = 88,108,660.22 : x
  2. Step 2: Convert to fraction form
    219,256,175.45/328,925,742.36 = 88,108,660.22/x
  3. Step 3: Cross multiply
    219,256,175.45x = 328,925,742.36 × 88,108,660.22
  4. Step 4: Simplify right side
    219,256,175.45x = 28,981,206,471,208,500
  5. Step 5: Solve for x
    x = 28,981,206,471,208,500/219,256,175.45
  6. Step 6: Final answer
    x = 132,179,658.85

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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.