Home / 664,418,480.40-996,627,720.60-295,952,720.40

Finding the Fourth Proportional to 664,418,480.40, 996,627,720.60 and 295,952,720.40

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Solution

The fourth proportional to 664,418,480.40, 996,627,720.60 and 295,952,720.40 is: 443,929,080.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,418,480.40 : 996,627,720.60 = 295,952,720.40 : x
  2. Step 2: Convert to fraction form
    664,418,480.40/996,627,720.60 = 295,952,720.40/x
  3. Step 3: Cross multiply
    664,418,480.40x = 996,627,720.60 × 295,952,720.40
  4. Step 4: Simplify right side
    664,418,480.40x = 294,954,685,137,621,120
  5. Step 5: Solve for x
    x = 294,954,685,137,621,120/664,418,480.40
  6. Step 6: Final answer
    x = 443,929,080.60

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Double scale
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Similar ratio
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1.5x scale

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.