Home / 995,336,883.20-1,493,005,324.80-305,350,630.40

Finding the Fourth Proportional to 995,336,883.20, 1,493,005,324.80 and 305,350,630.40

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Solution

The fourth proportional to 995,336,883.20, 1,493,005,324.80 and 305,350,630.40 is: 458,025,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,336,883.20 : 1,493,005,324.80 = 305,350,630.40 : x
  2. Step 2: Convert to fraction form
    995,336,883.20/1,493,005,324.80 = 305,350,630.40/x
  3. Step 3: Cross multiply
    995,336,883.20x = 1,493,005,324.80 × 305,350,630.40
  4. Step 4: Simplify right side
    995,336,883.20x = 455,890,117,118,236,672
  5. Step 5: Solve for x
    x = 455,890,117,118,236,672/995,336,883.20
  6. Step 6: Final answer
    x = 458,025,945.60

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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.