Home / 404,996,790.42-558,907,046.55-228,792,241.62

Finding the Fourth Proportional to 404,996,790.42, 558,907,046.55 and 228,792,241.62

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Solution

The fourth proportional to 404,996,790.42, 558,907,046.55 and 228,792,241.62 is: 315,739,776.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,996,790.42 : 558,907,046.55 = 228,792,241.62 : x
  2. Step 2: Convert to fraction form
    404,996,790.42/558,907,046.55 = 228,792,241.62/x
  3. Step 3: Cross multiply
    404,996,790.42x = 558,907,046.55 × 228,792,241.62
  4. Step 4: Simplify right side
    404,996,790.42x = 127,873,596,037,388,176
  5. Step 5: Solve for x
    x = 127,873,596,037,388,176/404,996,790.42
  6. Step 6: Final answer
    x = 315,739,776.37

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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.