Home / 91,341,150.58-137,004,835.92-29,089,949.28

Finding the Fourth Proportional to 91,341,150.58, 137,004,835.92 and 29,089,949.28

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Solution

The fourth proportional to 91,341,150.58, 137,004,835.92 and 29,089,949.28 is: 43,632,729.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,341,150.58 : 137,004,835.92 = 29,089,949.28 : x
  2. Step 2: Convert to fraction form
    91,341,150.58/137,004,835.92 = 29,089,949.28/x
  3. Step 3: Cross multiply
    91,341,150.58x = 137,004,835.92 × 29,089,949.28
  4. Step 4: Simplify right side
    91,341,150.58x = 3,985,463,728,027,522
  5. Step 5: Solve for x
    x = 3,985,463,728,027,522/91,341,150.58
  6. Step 6: Final answer
    x = 43,632,729.64

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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.