Home / 266,901,743.48-400,412,983.61-144,077,424.59

Finding the Fourth Proportional to 266,901,743.48, 400,412,983.61 and 144,077,424.59

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Solution

The fourth proportional to 266,901,743.48, 400,412,983.61 and 144,077,424.59 is: 216,148,724.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,901,743.48 : 400,412,983.61 = 144,077,424.59 : x
  2. Step 2: Convert to fraction form
    266,901,743.48/400,412,983.61 = 144,077,424.59/x
  3. Step 3: Cross multiply
    266,901,743.48x = 400,412,983.61 × 144,077,424.59
  4. Step 4: Simplify right side
    266,901,743.48x = 57,690,471,452,287,912
  5. Step 5: Solve for x
    x = 57,690,471,452,287,912/266,901,743.48
  6. Step 6: Final answer
    x = 216,148,724.62

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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.