Home / 266,902,219.99-400,413,699.39-144,077,901.25

Finding the Fourth Proportional to 266,902,219.99, 400,413,699.39 and 144,077,901.25

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Solution

The fourth proportional to 266,902,219.99, 400,413,699.39 and 144,077,901.25 is: 216,149,440.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,902,219.99 : 400,413,699.39 = 144,077,901.25 : x
  2. Step 2: Convert to fraction form
    266,902,219.99/400,413,699.39 = 144,077,901.25/x
  3. Step 3: Cross multiply
    266,902,219.99x = 400,413,699.39 × 144,077,901.25
  4. Step 4: Simplify right side
    266,902,219.99x = 57,690,765,439,859,600
  5. Step 5: Solve for x
    x = 57,690,765,439,859,600/266,902,219.99
  6. Step 6: Final answer
    x = 216,149,440.20

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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.