Home / 266,902,230.98-400,413,715.91-144,077,912.30

Finding the Fourth Proportional to 266,902,230.98, 400,413,715.91 and 144,077,912.30

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Solution

The fourth proportional to 266,902,230.98, 400,413,715.91 and 144,077,912.30 is: 216,149,456.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,902,230.98 : 400,413,715.91 = 144,077,912.30 : x
  2. Step 2: Convert to fraction form
    266,902,230.98/400,413,715.91 = 144,077,912.30/x
  3. Step 3: Cross multiply
    266,902,230.98x = 400,413,715.91 × 144,077,912.30
  4. Step 4: Simplify right side
    266,902,230.98x = 57,690,772,244,598,104
  5. Step 5: Solve for x
    x = 57,690,772,244,598,104/266,902,230.98
  6. Step 6: Final answer
    x = 216,149,456.80

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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.