Home / 148,536,287.80-222,379,278.90-131,530,175.80

Finding the Fourth Proportional to 148,536,287.80, 222,379,278.90 and 131,530,175.80

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Solution

The fourth proportional to 148,536,287.80, 222,379,278.90 and 131,530,175.80 is: 196,918,787.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,536,287.80 : 222,379,278.90 = 131,530,175.80 : x
  2. Step 2: Convert to fraction form
    148,536,287.80/222,379,278.90 = 131,530,175.80/x
  3. Step 3: Cross multiply
    148,536,287.80x = 222,379,278.90 × 131,530,175.80
  4. Step 4: Simplify right side
    148,536,287.80x = 29,249,585,647,994,232
  5. Step 5: Solve for x
    x = 29,249,585,647,994,232/148,536,287.80
  6. Step 6: Final answer
    x = 196,918,787.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.