Home / 441,314,729.18-609,014,297.40-255,783,361.67

Finding the Fourth Proportional to 441,314,729.18, 609,014,297.40 and 255,783,361.67

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Solution

The fourth proportional to 441,314,729.18, 609,014,297.40 and 255,783,361.67 is: 352,981,022.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,314,729.18 : 609,014,297.40 = 255,783,361.67 : x
  2. Step 2: Convert to fraction form
    441,314,729.18/609,014,297.40 = 255,783,361.67/x
  3. Step 3: Cross multiply
    441,314,729.18x = 609,014,297.40 × 255,783,361.67
  4. Step 4: Simplify right side
    441,314,729.18x = 155,775,724,294,065,120
  5. Step 5: Solve for x
    x = 155,775,724,294,065,120/441,314,729.18
  6. Step 6: Final answer
    x = 352,981,022.37

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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.