Home / 3,702,613,062.21-5,109,354,487.17-2,031,969,820.20

Finding the Fourth Proportional to 3,702,613,062.21, 5,109,354,487.17 and 2,031,969,820.20

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Solution

The fourth proportional to 3,702,613,062.21, 5,109,354,487.17 and 2,031,969,820.20 is: 2,803,980,309.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702,613,062.21 : 5,109,354,487.17 = 2,031,969,820.20 : x
  2. Step 2: Convert to fraction form
    3,702,613,062.21/5,109,354,487.17 = 2,031,969,820.20/x
  3. Step 3: Cross multiply
    3,702,613,062.21x = 5,109,354,487.17 × 2,031,969,820.20
  4. Step 4: Simplify right side
    3,702,613,062.21x = 10,382,054,118,632,888,320
  5. Step 5: Solve for x
    x = 10,382,054,118,632,888,320/3,702,613,062.21
  6. Step 6: Final answer
    x = 2,803,980,309.09

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.