Home / 154,014,453.80-231,019,447.26-37,430,674.28

Finding the Fourth Proportional to 154,014,453.80, 231,019,447.26 and 37,430,674.28

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Solution

The fourth proportional to 154,014,453.80, 231,019,447.26 and 37,430,674.28 is: 56,145,468.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,014,453.80 : 231,019,447.26 = 37,430,674.28 : x
  2. Step 2: Convert to fraction form
    154,014,453.80/231,019,447.26 = 37,430,674.28/x
  3. Step 3: Cross multiply
    154,014,453.80x = 231,019,447.26 × 37,430,674.28
  4. Step 4: Simplify right side
    154,014,453.80x = 8,647,213,682,734,698
  5. Step 5: Solve for x
    x = 8,647,213,682,734,698/154,014,453.80
  6. Step 6: Final answer
    x = 56,145,468.62

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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.