Home / 87,410,186.60-131,214,812.70-51,528,612.20

Finding the Fourth Proportional to 87,410,186.60, 131,214,812.70 and 51,528,612.20

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Solution

The fourth proportional to 87,410,186.60, 131,214,812.70 and 51,528,612.20 is: 77,351,593.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,410,186.60 : 131,214,812.70 = 51,528,612.20 : x
  2. Step 2: Convert to fraction form
    87,410,186.60/131,214,812.70 = 51,528,612.20/x
  3. Step 3: Cross multiply
    87,410,186.60x = 131,214,812.70 × 51,528,612.20
  4. Step 4: Simplify right side
    87,410,186.60x = 6,761,317,198,513,935
  5. Step 5: Solve for x
    x = 6,761,317,198,513,935/87,410,186.60
  6. Step 6: Final answer
    x = 77,351,593.24

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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.