Home / 69,619,039.26-96,077,263.52-38,679,208.54

Finding the Fourth Proportional to 69,619,039.26, 96,077,263.52 and 38,679,208.54

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Solution

The fourth proportional to 69,619,039.26, 96,077,263.52 and 38,679,208.54 is: 53,378,968.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,619,039.26 : 96,077,263.52 = 38,679,208.54 : x
  2. Step 2: Convert to fraction form
    69,619,039.26/96,077,263.52 = 38,679,208.54/x
  3. Step 3: Cross multiply
    69,619,039.26x = 96,077,263.52 × 38,679,208.54
  4. Step 4: Simplify right side
    69,619,039.26x = 3,716,192,511,642,614
  5. Step 5: Solve for x
    x = 3,716,192,511,642,614/69,619,039.26
  6. Step 6: Final answer
    x = 53,378,968.61

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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.