Home / 262,980,610.40-394,470,915.60-119,373,442.40

Finding the Fourth Proportional to 262,980,610.40, 394,470,915.60 and 119,373,442.40

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Solution

The fourth proportional to 262,980,610.40, 394,470,915.60 and 119,373,442.40 is: 179,060,163.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,980,610.40 : 394,470,915.60 = 119,373,442.40 : x
  2. Step 2: Convert to fraction form
    262,980,610.40/394,470,915.60 = 119,373,442.40/x
  3. Step 3: Cross multiply
    262,980,610.40x = 394,470,915.60 × 119,373,442.40
  4. Step 4: Simplify right side
    262,980,610.40x = 47,089,351,121,851,864
  5. Step 5: Solve for x
    x = 47,089,351,121,851,864/262,980,610.40
  6. Step 6: Final answer
    x = 179,060,163.60

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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.