Home / 349,611,025.85-482,463,262.92-192,978,162.39

Finding the Fourth Proportional to 349,611,025.85, 482,463,262.92 and 192,978,162.39

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Solution

The fourth proportional to 349,611,025.85, 482,463,262.92 and 192,978,162.39 is: 266,309,890.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,611,025.85 : 482,463,262.92 = 192,978,162.39 : x
  2. Step 2: Convert to fraction form
    349,611,025.85/482,463,262.92 = 192,978,162.39/x
  3. Step 3: Cross multiply
    349,611,025.85x = 482,463,262.92 × 192,978,162.39
  4. Step 4: Simplify right side
    349,611,025.85x = 93,104,873,898,985,024
  5. Step 5: Solve for x
    x = 93,104,873,898,985,024/349,611,025.85
  6. Step 6: Final answer
    x = 266,309,890.18

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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.