Home / 378,309,199.44-522,066,459.42-204,468,943.44

Finding the Fourth Proportional to 378,309,199.44, 522,066,459.42 and 204,468,943.44

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Solution

The fourth proportional to 378,309,199.44, 522,066,459.42 and 204,468,943.44 is: 282,167,014.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,309,199.44 : 522,066,459.42 = 204,468,943.44 : x
  2. Step 2: Convert to fraction form
    378,309,199.44/522,066,459.42 = 204,468,943.44/x
  3. Step 3: Cross multiply
    378,309,199.44x = 522,066,459.42 × 204,468,943.44
  4. Step 4: Simplify right side
    378,309,199.44x = 106,746,377,363,069,040
  5. Step 5: Solve for x
    x = 106,746,377,363,069,040/378,309,199.44
  6. Step 6: Final answer
    x = 282,167,014.50

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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.