Home / 488,362,193.46-673,939,672.74-268,359,791.22

Finding the Fourth Proportional to 488,362,193.46, 673,939,672.74 and 268,359,791.22

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Solution

The fourth proportional to 488,362,193.46, 673,939,672.74 and 268,359,791.22 is: 370,336,427.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,362,193.46 : 673,939,672.74 = 268,359,791.22 : x
  2. Step 2: Convert to fraction form
    488,362,193.46/673,939,672.74 = 268,359,791.22/x
  3. Step 3: Cross multiply
    488,362,193.46x = 673,939,672.74 × 268,359,791.22
  4. Step 4: Simplify right side
    488,362,193.46x = 180,858,309,871,381,536
  5. Step 5: Solve for x
    x = 180,858,309,871,381,536/488,362,193.46
  6. Step 6: Final answer
    x = 370,336,427.13

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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.