Home / 65,253,858.36-90,052,635.36-35,887,463.88

Finding the Fourth Proportional to 65,253,858.36, 90,052,635.36 and 35,887,463.88

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Solution

The fourth proportional to 65,253,858.36, 90,052,635.36 and 35,887,463.88 is: 49,525,971.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,253,858.36 : 90,052,635.36 = 35,887,463.88 : x
  2. Step 2: Convert to fraction form
    65,253,858.36/90,052,635.36 = 35,887,463.88/x
  3. Step 3: Cross multiply
    65,253,858.36x = 90,052,635.36 × 35,887,463.88
  4. Step 4: Simplify right side
    65,253,858.36x = 3,231,760,698,780,811
  5. Step 5: Solve for x
    x = 3,231,760,698,780,811/65,253,858.36
  6. Step 6: Final answer
    x = 49,525,971.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.