Home / 302,204,757.60-453,419,110.80-120,582,280.80

Finding the Fourth Proportional to 302,204,757.60, 453,419,110.80 and 120,582,280.80

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Solution

The fourth proportional to 302,204,757.60, 453,419,110.80 and 120,582,280.80 is: 180,918,099.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,204,757.60 : 453,419,110.80 = 120,582,280.80 : x
  2. Step 2: Convert to fraction form
    302,204,757.60/453,419,110.80 = 120,582,280.80/x
  3. Step 3: Cross multiply
    302,204,757.60x = 453,419,110.80 × 120,582,280.80
  4. Step 4: Simplify right side
    302,204,757.60x = 54,674,310,538,571,912
  5. Step 5: Solve for x
    x = 54,674,310,538,571,912/302,204,757.60
  6. Step 6: Final answer
    x = 180,918,099.94

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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.