Home / 91,301,232.42-125,997,235.83-49,486,623.48

Finding the Fourth Proportional to 91,301,232.42, 125,997,235.83 and 49,486,623.48

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Solution

The fourth proportional to 91,301,232.42, 125,997,235.83 and 49,486,623.48 is: 68,292,372.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,301,232.42 : 125,997,235.83 = 49,486,623.48 : x
  2. Step 2: Convert to fraction form
    91,301,232.42/125,997,235.83 = 49,486,623.48/x
  3. Step 3: Cross multiply
    91,301,232.42x = 125,997,235.83 × 49,486,623.48
  4. Step 4: Simplify right side
    91,301,232.42x = 6,235,177,769,039,975
  5. Step 5: Solve for x
    x = 6,235,177,769,039,975/91,301,232.42
  6. Step 6: Final answer
    x = 68,292,372.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.