Home / 131,090,093.70-180,904,694.54-71,551,927.41

Finding the Fourth Proportional to 131,090,093.70, 180,904,694.54 and 71,551,927.41

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Solution

The fourth proportional to 131,090,093.70, 180,904,694.54 and 71,551,927.41 is: 98,741,859.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,090,093.70 : 180,904,694.54 = 71,551,927.41 : x
  2. Step 2: Convert to fraction form
    131,090,093.70/180,904,694.54 = 71,551,927.41/x
  3. Step 3: Cross multiply
    131,090,093.70x = 180,904,694.54 × 71,551,927.41
  4. Step 4: Simplify right side
    131,090,093.70x = 12,944,079,571,496,542
  5. Step 5: Solve for x
    x = 12,944,079,571,496,542/131,090,093.70
  6. Step 6: Final answer
    x = 98,741,859.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.