Home / 378,309,200.94-522,066,461.49-204,468,944.94

Finding the Fourth Proportional to 378,309,200.94, 522,066,461.49 and 204,468,944.94

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Solution

The fourth proportional to 378,309,200.94, 522,066,461.49 and 204,468,944.94 is: 282,167,016.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,309,200.94 : 522,066,461.49 = 204,468,944.94 : x
  2. Step 2: Convert to fraction form
    378,309,200.94/522,066,461.49 = 204,468,944.94/x
  3. Step 3: Cross multiply
    378,309,200.94x = 522,066,461.49 × 204,468,944.94
  4. Step 4: Simplify right side
    378,309,200.94x = 106,746,378,569,419,440
  5. Step 5: Solve for x
    x = 106,746,378,569,419,440/378,309,200.94
  6. Step 6: Final answer
    x = 282,167,016.57

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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.