Home / 150,835,087.80-226,252,631.70-81,960,334.20

Finding the Fourth Proportional to 150,835,087.80, 226,252,631.70 and 81,960,334.20

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Solution

The fourth proportional to 150,835,087.80, 226,252,631.70 and 81,960,334.20 is: 122,940,501.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,835,087.80 : 226,252,631.70 = 81,960,334.20 : x
  2. Step 2: Convert to fraction form
    150,835,087.80/226,252,631.70 = 81,960,334.20/x
  3. Step 3: Cross multiply
    150,835,087.80x = 226,252,631.70 × 81,960,334.20
  4. Step 4: Simplify right side
    150,835,087.80x = 18,543,741,307,761,512
  5. Step 5: Solve for x
    x = 18,543,741,307,761,512/150,835,087.80
  6. Step 6: Final answer
    x = 122,940,501.30

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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.