Home / 91,164,021.68-125,806,716.60-49,914,752.24

Finding the Fourth Proportional to 91,164,021.68, 125,806,716.60 and 49,914,752.24

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Solution

The fourth proportional to 91,164,021.68, 125,806,716.60 and 49,914,752.24 is: 68,882,558.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,164,021.68 : 125,806,716.60 = 49,914,752.24 : x
  2. Step 2: Convert to fraction form
    91,164,021.68/125,806,716.60 = 49,914,752.24/x
  3. Step 3: Cross multiply
    91,164,021.68x = 125,806,716.60 × 49,914,752.24
  4. Step 4: Simplify right side
    91,164,021.68x = 6,279,611,089,216,895
  5. Step 5: Solve for x
    x = 6,279,611,089,216,895/91,164,021.68
  6. Step 6: Final answer
    x = 68,882,558.86

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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.