Home / 298,647,253.85-412,112,165.24-166,482,404.24

Finding the Fourth Proportional to 298,647,253.85, 412,112,165.24 and 166,482,404.24

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Solution

The fourth proportional to 298,647,253.85, 412,112,165.24 and 166,482,404.24 is: 229,733,986.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,647,253.85 : 412,112,165.24 = 166,482,404.24 : x
  2. Step 2: Convert to fraction form
    298,647,253.85/412,112,165.24 = 166,482,404.24/x
  3. Step 3: Cross multiply
    298,647,253.85x = 412,112,165.24 × 166,482,404.24
  4. Step 4: Simplify right side
    298,647,253.85x = 68,609,424,084,063,008
  5. Step 5: Solve for x
    x = 68,609,424,084,063,008/298,647,253.85
  6. Step 6: Final answer
    x = 229,733,986.17

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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.