Home / 2,720,630,191.60-4,080,945,287.40-1,343,135,119.60

Finding the Fourth Proportional to 2,720,630,191.60, 4,080,945,287.40 and 1,343,135,119.60

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Solution

The fourth proportional to 2,720,630,191.60, 4,080,945,287.40 and 1,343,135,119.60 is: 2,014,702,679.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,630,191.60 : 4,080,945,287.40 = 1,343,135,119.60 : x
  2. Step 2: Convert to fraction form
    2,720,630,191.60/4,080,945,287.40 = 1,343,135,119.60/x
  3. Step 3: Cross multiply
    2,720,630,191.60x = 4,080,945,287.40 × 1,343,135,119.60
  4. Step 4: Simplify right side
    2,720,630,191.60x = 5,481,260,936,673,054,720
  5. Step 5: Solve for x
    x = 5,481,260,936,673,054,720/2,720,630,191.60
  6. Step 6: Final answer
    x = 2,014,702,679.40

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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.