Home / 266,901,758.52-400,413,006.12-144,077,439.60

Finding the Fourth Proportional to 266,901,758.52, 400,413,006.12 and 144,077,439.60

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Solution

The fourth proportional to 266,901,758.52, 400,413,006.12 and 144,077,439.60 is: 216,148,747.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,901,758.52 : 400,413,006.12 = 144,077,439.60 : x
  2. Step 2: Convert to fraction form
    266,901,758.52/400,413,006.12 = 144,077,439.60/x
  3. Step 3: Cross multiply
    266,901,758.52x = 400,413,006.12 × 144,077,439.60
  4. Step 4: Simplify right side
    266,901,758.52x = 57,690,480,704,308,728
  5. Step 5: Solve for x
    x = 57,690,480,704,308,728/266,901,758.52
  6. Step 6: Final answer
    x = 216,148,747.11

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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.