Home / 1,055,407,584.26-1,583,123,564.36-318,483,871.85

Finding the Fourth Proportional to 1,055,407,584.26, 1,583,123,564.36 and 318,483,871.85

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Solution

The fourth proportional to 1,055,407,584.26, 1,583,123,564.36 and 318,483,871.85 is: 477,729,485.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,407,584.26 : 1,583,123,564.36 = 318,483,871.85 : x
  2. Step 2: Convert to fraction form
    1,055,407,584.26/1,583,123,564.36 = 318,483,871.85/x
  3. Step 3: Cross multiply
    1,055,407,584.26x = 1,583,123,564.36 × 318,483,871.85
  4. Step 4: Simplify right side
    1,055,407,584.26x = 504,199,322,399,099,520
  5. Step 5: Solve for x
    x = 504,199,322,399,099,520/1,055,407,584.26
  6. Step 6: Final answer
    x = 477,729,485.67

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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.