Home / 321,563,314.20-482,347,887.30-91,532,308.44

Finding the Fourth Proportional to 321,563,314.20, 482,347,887.30 and 91,532,308.44

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Solution

The fourth proportional to 321,563,314.20, 482,347,887.30 and 91,532,308.44 is: 137,299,292.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,563,314.20 : 482,347,887.30 = 91,532,308.44 : x
  2. Step 2: Convert to fraction form
    321,563,314.20/482,347,887.30 = 91,532,308.44/x
  3. Step 3: Cross multiply
    321,563,314.20x = 482,347,887.30 × 91,532,308.44
  4. Step 4: Simplify right side
    321,563,314.20x = 44,150,415,595,725,960
  5. Step 5: Solve for x
    x = 44,150,415,595,725,960/321,563,314.20
  6. Step 6: Final answer
    x = 137,299,292.69

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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.