Home / 351,362,774.82-484,880,675.20-194,739,993.42

Finding the Fourth Proportional to 351,362,774.82, 484,880,675.20 and 194,739,993.42

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Solution

The fourth proportional to 351,362,774.82, 484,880,675.20 and 194,739,993.42 is: 268,741,216.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,362,774.82 : 484,880,675.20 = 194,739,993.42 : x
  2. Step 2: Convert to fraction form
    351,362,774.82/484,880,675.20 = 194,739,993.42/x
  3. Step 3: Cross multiply
    351,362,774.82x = 484,880,675.20 × 194,739,993.42
  4. Step 4: Simplify right side
    351,362,774.82x = 94,425,659,497,933,152
  5. Step 5: Solve for x
    x = 94,425,659,497,933,152/351,362,774.82
  6. Step 6: Final answer
    x = 268,741,216.39

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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.