Home / 364,622,181.05-503,178,634.42-199,609,750.55

Finding the Fourth Proportional to 364,622,181.05, 503,178,634.42 and 199,609,750.55

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Solution

The fourth proportional to 364,622,181.05, 503,178,634.42 and 199,609,750.55 is: 275,461,469.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,622,181.05 : 503,178,634.42 = 199,609,750.55 : x
  2. Step 2: Convert to fraction form
    364,622,181.05/503,178,634.42 = 199,609,750.55/x
  3. Step 3: Cross multiply
    364,622,181.05x = 503,178,634.42 × 199,609,750.55
  4. Step 4: Simplify right side
    364,622,181.05x = 100,439,361,697,667,808
  5. Step 5: Solve for x
    x = 100,439,361,697,667,808/364,622,181.05
  6. Step 6: Final answer
    x = 275,461,469.21

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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.