Home / 183,613,147.78-275,291,884.20-81,321,734.02

Finding the Fourth Proportional to 183,613,147.78, 275,291,884.20 and 81,321,734.02

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Solution

The fourth proportional to 183,613,147.78, 275,291,884.20 and 81,321,734.02 is: 121,925,982.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,613,147.78 : 275,291,884.20 = 81,321,734.02 : x
  2. Step 2: Convert to fraction form
    183,613,147.78/275,291,884.20 = 81,321,734.02/x
  3. Step 3: Cross multiply
    183,613,147.78x = 275,291,884.20 × 81,321,734.02
  4. Step 4: Simplify right side
    183,613,147.78x = 22,387,213,384,777,040
  5. Step 5: Solve for x
    x = 22,387,213,384,777,040/183,613,147.78
  6. Step 6: Final answer
    x = 121,925,982.18

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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.