Home / 266,239,246.69-399,401,783.26-82,006,637.23

Finding the Fourth Proportional to 266,239,246.69, 399,401,783.26 and 82,006,637.23

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Solution

The fourth proportional to 266,239,246.69, 399,401,783.26 and 82,006,637.23 is: 123,023,173.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,239,246.69 : 399,401,783.26 = 82,006,637.23 : x
  2. Step 2: Convert to fraction form
    266,239,246.69/399,401,783.26 = 82,006,637.23/x
  3. Step 3: Cross multiply
    266,239,246.69x = 399,401,783.26 × 82,006,637.23
  4. Step 4: Simplify right side
    266,239,246.69x = 32,753,597,147,614,388
  5. Step 5: Solve for x
    x = 32,753,597,147,614,388/266,239,246.69
  6. Step 6: Final answer
    x = 123,023,173.91

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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.