Home / 87,381,411.57-131,093,457.57-29,088,976.86

Finding the Fourth Proportional to 87,381,411.57, 131,093,457.57 and 29,088,976.86

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Solution

The fourth proportional to 87,381,411.57, 131,093,457.57 and 29,088,976.86 is: 43,640,569.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,381,411.57 : 131,093,457.57 = 29,088,976.86 : x
  2. Step 2: Convert to fraction form
    87,381,411.57/131,093,457.57 = 29,088,976.86/x
  3. Step 3: Cross multiply
    87,381,411.57x = 131,093,457.57 × 29,088,976.86
  4. Step 4: Simplify right side
    87,381,411.57x = 3,813,374,553,751,121.50
  5. Step 5: Solve for x
    x = 3,813,374,553,751,121.50/87,381,411.57
  6. Step 6: Final answer
    x = 43,640,569.38

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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.