Home / 262,980,512.40-394,470,768.60-119,373,344.40

Finding the Fourth Proportional to 262,980,512.40, 394,470,768.60 and 119,373,344.40

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Solution

The fourth proportional to 262,980,512.40, 394,470,768.60 and 119,373,344.40 is: 179,060,016.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,980,512.40 : 394,470,768.60 = 119,373,344.40 : x
  2. Step 2: Convert to fraction form
    262,980,512.40/394,470,768.60 = 119,373,344.40/x
  3. Step 3: Cross multiply
    262,980,512.40x = 394,470,768.60 × 119,373,344.40
  4. Step 4: Simplify right side
    262,980,512.40x = 47,089,294,915,820,512
  5. Step 5: Solve for x
    x = 47,089,294,915,820,512/262,980,512.40
  6. Step 6: Final answer
    x = 179,060,016.60

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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.