Home / 91,633,924.88-126,447,336.60-53,951,140.52

Finding the Fourth Proportional to 91,633,924.88, 126,447,336.60 and 53,951,140.52

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Solution

The fourth proportional to 91,633,924.88, 126,447,336.60 and 53,951,140.52 is: 74,448,170.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,633,924.88 : 126,447,336.60 = 53,951,140.52 : x
  2. Step 2: Convert to fraction form
    91,633,924.88/126,447,336.60 = 53,951,140.52/x
  3. Step 3: Cross multiply
    91,633,924.88x = 126,447,336.60 × 53,951,140.52
  4. Step 4: Simplify right side
    91,633,924.88x = 6,821,978,025,286,339
  5. Step 5: Solve for x
    x = 6,821,978,025,286,339/91,633,924.88
  6. Step 6: Final answer
    x = 74,448,170.09

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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.