Home / 143,333,616.78-215,001,212.46-35,628,240.78

Finding the Fourth Proportional to 143,333,616.78, 215,001,212.46 and 35,628,240.78

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Solution

The fourth proportional to 143,333,616.78, 215,001,212.46 and 35,628,240.78 is: 53,442,556.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,333,616.78 : 215,001,212.46 = 35,628,240.78 : x
  2. Step 2: Convert to fraction form
    143,333,616.78/215,001,212.46 = 35,628,240.78/x
  3. Step 3: Cross multiply
    143,333,616.78x = 215,001,212.46 × 35,628,240.78
  4. Step 4: Simplify right side
    143,333,616.78x = 7,660,114,965,516,817
  5. Step 5: Solve for x
    x = 7,660,114,965,516,817/143,333,616.78
  6. Step 6: Final answer
    x = 53,442,556.87

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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.