Home / 142,647,450.66-213,821,836.31-59,696,729.37

Finding the Fourth Proportional to 142,647,450.66, 213,821,836.31 and 59,696,729.37

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Solution

The fourth proportional to 142,647,450.66, 213,821,836.31 and 59,696,729.37 is: 89,482,596.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,647,450.66 : 213,821,836.31 = 59,696,729.37 : x
  2. Step 2: Convert to fraction form
    142,647,450.66/213,821,836.31 = 59,696,729.37/x
  3. Step 3: Cross multiply
    142,647,450.66x = 213,821,836.31 × 59,696,729.37
  4. Step 4: Simplify right side
    142,647,450.66x = 12,764,464,295,743,750
  5. Step 5: Solve for x
    x = 12,764,464,295,743,750/142,647,450.66
  6. Step 6: Final answer
    x = 89,482,596.69

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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.