Home / 654,207,256.20-981,310,884.30-470,541,246.60

Finding the Fourth Proportional to 654,207,256.20, 981,310,884.30 and 470,541,246.60

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Solution

The fourth proportional to 654,207,256.20, 981,310,884.30 and 470,541,246.60 is: 705,811,869.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,207,256.20 : 981,310,884.30 = 470,541,246.60 : x
  2. Step 2: Convert to fraction form
    654,207,256.20/981,310,884.30 = 470,541,246.60/x
  3. Step 3: Cross multiply
    654,207,256.20x = 981,310,884.30 × 470,541,246.60
  4. Step 4: Simplify right side
    654,207,256.20x = 461,747,246,800,670,400
  5. Step 5: Solve for x
    x = 461,747,246,800,670,400/654,207,256.20
  6. Step 6: Final answer
    x = 705,811,869.90

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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.