Home / 124,089,019.56-186,218,546.94-43,309,987.56

Finding the Fourth Proportional to 124,089,019.56, 186,218,546.94 and 43,309,987.56

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Solution

The fourth proportional to 124,089,019.56, 186,218,546.94 and 43,309,987.56 is: 64,994,654.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,089,019.56 : 186,218,546.94 = 43,309,987.56 : x
  2. Step 2: Convert to fraction form
    124,089,019.56/186,218,546.94 = 43,309,987.56/x
  3. Step 3: Cross multiply
    124,089,019.56x = 186,218,546.94 × 43,309,987.56
  4. Step 4: Simplify right side
    124,089,019.56x = 8,065,122,951,412,676
  5. Step 5: Solve for x
    x = 8,065,122,951,412,676/124,089,019.56
  6. Step 6: Final answer
    x = 64,994,654.48

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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.