Home / 263,089,895.82-394,455,477.33-133,447,519.86

Finding the Fourth Proportional to 263,089,895.82, 394,455,477.33 and 133,447,519.86

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Solution

The fourth proportional to 263,089,895.82, 394,455,477.33 and 133,447,519.86 is: 200,080,299.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,089,895.82 : 394,455,477.33 = 133,447,519.86 : x
  2. Step 2: Convert to fraction form
    263,089,895.82/394,455,477.33 = 133,447,519.86/x
  3. Step 3: Cross multiply
    263,089,895.82x = 394,455,477.33 × 133,447,519.86
  4. Step 4: Simplify right side
    263,089,895.82x = 52,639,105,144,880,952
  5. Step 5: Solve for x
    x = 52,639,105,144,880,952/263,089,895.82
  6. Step 6: Final answer
    x = 200,080,299.48

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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.