Home / 219,256,172.17-328,925,737.44-88,108,656.94

Finding the Fourth Proportional to 219,256,172.17, 328,925,737.44 and 88,108,656.94

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Solution

The fourth proportional to 219,256,172.17, 328,925,737.44 and 88,108,656.94 is: 132,179,653.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,256,172.17 : 328,925,737.44 = 88,108,656.94 : x
  2. Step 2: Convert to fraction form
    219,256,172.17/328,925,737.44 = 88,108,656.94/x
  3. Step 3: Cross multiply
    219,256,172.17x = 328,925,737.44 × 88,108,656.94
  4. Step 4: Simplify right side
    219,256,172.17x = 28,981,204,958,837,472
  5. Step 5: Solve for x
    x = 28,981,204,958,837,472/219,256,172.17
  6. Step 6: Final answer
    x = 132,179,653.93

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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.