Home / 266,239,313.56-399,401,882.70-82,006,703.56

Finding the Fourth Proportional to 266,239,313.56, 399,401,882.70 and 82,006,703.56

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Solution

The fourth proportional to 266,239,313.56, 399,401,882.70 and 82,006,703.56 is: 123,023,273.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,239,313.56 : 399,401,882.70 = 82,006,703.56 : x
  2. Step 2: Convert to fraction form
    266,239,313.56/399,401,882.70 = 82,006,703.56/x
  3. Step 3: Cross multiply
    266,239,313.56x = 399,401,882.70 × 82,006,703.56
  4. Step 4: Simplify right side
    266,239,313.56x = 32,753,631,795,884,792
  5. Step 5: Solve for x
    x = 32,753,631,795,884,792/266,239,313.56
  6. Step 6: Final answer
    x = 123,023,273.15

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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.