Home / 154,290,542.58-231,437,111.49-39,275,104.50

Finding the Fourth Proportional to 154,290,542.58, 231,437,111.49 and 39,275,104.50

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Solution

The fourth proportional to 154,290,542.58, 231,437,111.49 and 39,275,104.50 is: 58,912,987.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,290,542.58 : 231,437,111.49 = 39,275,104.50 : x
  2. Step 2: Convert to fraction form
    154,290,542.58/231,437,111.49 = 39,275,104.50/x
  3. Step 3: Cross multiply
    154,290,542.58x = 231,437,111.49 × 39,275,104.50
  4. Step 4: Simplify right side
    154,290,542.58x = 9,089,716,738,947,902
  5. Step 5: Solve for x
    x = 9,089,716,738,947,902/154,290,542.58
  6. Step 6: Final answer
    x = 58,912,987.06

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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.