Home / 266,901,747.98-400,412,990.35-144,077,429.09

Finding the Fourth Proportional to 266,901,747.98, 400,412,990.35 and 144,077,429.09

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Solution

The fourth proportional to 266,901,747.98, 400,412,990.35 and 144,077,429.09 is: 216,148,731.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,901,747.98 : 400,412,990.35 = 144,077,429.09 : x
  2. Step 2: Convert to fraction form
    266,901,747.98/400,412,990.35 = 144,077,429.09/x
  3. Step 3: Cross multiply
    266,901,747.98x = 400,412,990.35 × 144,077,429.09
  4. Step 4: Simplify right side
    266,901,747.98x = 57,690,474,225,048,104
  5. Step 5: Solve for x
    x = 57,690,474,225,048,104/266,901,747.98
  6. Step 6: Final answer
    x = 216,148,731.37

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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.