Home / 3,321,492,914.40-4,982,298,420.60-992,458,636.80

Finding the Fourth Proportional to 3,321,492,914.40, 4,982,298,420.60 and 992,458,636.80

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Solution

The fourth proportional to 3,321,492,914.40, 4,982,298,420.60 and 992,458,636.80 is: 1,488,705,598.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321,492,914.40 : 4,982,298,420.60 = 992,458,636.80 : x
  2. Step 2: Convert to fraction form
    3,321,492,914.40/4,982,298,420.60 = 992,458,636.80/x
  3. Step 3: Cross multiply
    3,321,492,914.40x = 4,982,298,420.60 × 992,458,636.80
  4. Step 4: Simplify right side
    3,321,492,914.40x = 4,944,725,098,639,469,568
  5. Step 5: Solve for x
    x = 4,944,725,098,639,469,568/3,321,492,914.40
  6. Step 6: Final answer
    x = 1,488,705,598.98

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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.