Home / 200,991,009,635.10-301,486,514,452.65-199,596,295,874.70

Finding the Fourth Proportional to 200,991,009,635.10, 301,486,514,452.65 and 199,596,295,874.70

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Solution

The fourth proportional to 200,991,009,635.10, 301,486,514,452.65 and 199,596,295,874.70 is: 299,394,443,812.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,991,009,635.10 : 301,486,514,452.65 = 199,596,295,874.70 : x
  2. Step 2: Convert to fraction form
    200,991,009,635.10/301,486,514,452.65 = 199,596,295,874.70/x
  3. Step 3: Cross multiply
    200,991,009,635.10x = 301,486,514,452.65 × 199,596,295,874.70
  4. Step 4: Simplify right side
    200,991,009,635.10x = 60,175,591,540,923,152,990,208
  5. Step 5: Solve for x
    x = 60,175,591,540,923,152,990,208/200,991,009,635.10
  6. Step 6: Final answer
    x = 299,394,443,812.05

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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.