Home / 416,232,183.06-624,377,002.60-121,129,743.32

Finding the Fourth Proportional to 416,232,183.06, 624,377,002.60 and 121,129,743.32

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Solution

The fourth proportional to 416,232,183.06, 624,377,002.60 and 121,129,743.32 is: 181,702,975.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,232,183.06 : 624,377,002.60 = 121,129,743.32 : x
  2. Step 2: Convert to fraction form
    416,232,183.06/624,377,002.60 = 121,129,743.32/x
  3. Step 3: Cross multiply
    416,232,183.06x = 624,377,002.60 × 121,129,743.32
  4. Step 4: Simplify right side
    416,232,183.06x = 75,630,626,059,848,976
  5. Step 5: Solve for x
    x = 75,630,626,059,848,976/416,232,183.06
  6. Step 6: Final answer
    x = 181,702,975.26

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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.