Home / 378,309,214.44-522,066,480.12-204,468,958.44

Finding the Fourth Proportional to 378,309,214.44, 522,066,480.12 and 204,468,958.44

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Solution

The fourth proportional to 378,309,214.44, 522,066,480.12 and 204,468,958.44 is: 282,167,035.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,309,214.44 : 522,066,480.12 = 204,468,958.44 : x
  2. Step 2: Convert to fraction form
    378,309,214.44/522,066,480.12 = 204,468,958.44/x
  3. Step 3: Cross multiply
    378,309,214.44x = 522,066,480.12 × 204,468,958.44
  4. Step 4: Simplify right side
    378,309,214.44x = 106,746,389,426,573,360
  5. Step 5: Solve for x
    x = 106,746,389,426,573,360/378,309,214.44
  6. Step 6: Final answer
    x = 282,167,035.20

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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.