Home / 196,601,836.20-295,091,711.10-99,666,997.80

Finding the Fourth Proportional to 196,601,836.20, 295,091,711.10 and 99,666,997.80

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Solution

The fourth proportional to 196,601,836.20, 295,091,711.10 and 99,666,997.80 is: 149,596,288.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,601,836.20 : 295,091,711.10 = 99,666,997.80 : x
  2. Step 2: Convert to fraction form
    196,601,836.20/295,091,711.10 = 99,666,997.80/x
  3. Step 3: Cross multiply
    196,601,836.20x = 295,091,711.10 × 99,666,997.80
  4. Step 4: Simplify right side
    196,601,836.20x = 29,410,904,921,001,936
  5. Step 5: Solve for x
    x = 29,410,904,921,001,936/196,601,836.20
  6. Step 6: Final answer
    x = 149,596,288.06

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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.