Home / 266,185,548.44-399,217,961.22-120,522,950.36

Finding the Fourth Proportional to 266,185,548.44, 399,217,961.22 and 120,522,950.36

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Solution

The fourth proportional to 266,185,548.44, 399,217,961.22 and 120,522,950.36 is: 180,757,095.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,185,548.44 : 399,217,961.22 = 120,522,950.36 : x
  2. Step 2: Convert to fraction form
    266,185,548.44/399,217,961.22 = 120,522,950.36/x
  3. Step 3: Cross multiply
    266,185,548.44x = 399,217,961.22 × 120,522,950.36
  4. Step 4: Simplify right side
    266,185,548.44x = 48,114,926,522,938,472
  5. Step 5: Solve for x
    x = 48,114,926,522,938,472/266,185,548.44
  6. Step 6: Final answer
    x = 180,757,095.21

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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.