Home / 143,610,644.75-215,415,971.99-35,905,268.75

Finding the Fourth Proportional to 143,610,644.75, 215,415,971.99 and 35,905,268.75

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Solution

The fourth proportional to 143,610,644.75, 215,415,971.99 and 35,905,268.75 is: 53,857,904.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,610,644.75 : 215,415,971.99 = 35,905,268.75 : x
  2. Step 2: Convert to fraction form
    143,610,644.75/215,415,971.99 = 35,905,268.75/x
  3. Step 3: Cross multiply
    143,610,644.75x = 215,415,971.99 × 35,905,268.75
  4. Step 4: Simplify right side
    143,610,644.75x = 7,734,568,367,163,896
  5. Step 5: Solve for x
    x = 7,734,568,367,163,896/143,610,644.75
  6. Step 6: Final answer
    x = 53,857,904.34

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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.