Home / 266,298,760.85-399,432,198.31-110,813,299.25

Finding the Fourth Proportional to 266,298,760.85, 399,432,198.31 and 110,813,299.25

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Solution

The fourth proportional to 266,298,760.85, 399,432,198.31 and 110,813,299.25 is: 166,213,314.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,298,760.85 : 399,432,198.31 = 110,813,299.25 : x
  2. Step 2: Convert to fraction form
    266,298,760.85/399,432,198.31 = 110,813,299.25/x
  3. Step 3: Cross multiply
    266,298,760.85x = 399,432,198.31 × 110,813,299.25
  4. Step 4: Simplify right side
    266,298,760.85x = 44,262,399,721,411,376
  5. Step 5: Solve for x
    x = 44,262,399,721,411,376/266,298,760.85
  6. Step 6: Final answer
    x = 166,213,314.63

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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.