Home / 266,901,745.48-400,412,986.61-144,077,426.59

Finding the Fourth Proportional to 266,901,745.48, 400,412,986.61 and 144,077,426.59

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Solution

The fourth proportional to 266,901,745.48, 400,412,986.61 and 144,077,426.59 is: 216,148,727.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,901,745.48 : 400,412,986.61 = 144,077,426.59 : x
  2. Step 2: Convert to fraction form
    266,901,745.48/400,412,986.61 = 144,077,426.59/x
  3. Step 3: Cross multiply
    266,901,745.48x = 400,412,986.61 × 144,077,426.59
  4. Step 4: Simplify right side
    266,901,745.48x = 57,690,472,683,984,928
  5. Step 5: Solve for x
    x = 57,690,472,683,984,928/266,901,745.48
  6. Step 6: Final answer
    x = 216,148,727.62

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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.