Home / 149,086,564.88-223,338,919.74-116,142,880.64

Finding the Fourth Proportional to 149,086,564.88, 223,338,919.74 and 116,142,880.64

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Solution

The fourth proportional to 149,086,564.88, 223,338,919.74 and 116,142,880.64 is: 173,987,679.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,086,564.88 : 223,338,919.74 = 116,142,880.64 : x
  2. Step 2: Convert to fraction form
    149,086,564.88/223,338,919.74 = 116,142,880.64/x
  3. Step 3: Cross multiply
    149,086,564.88x = 223,338,919.74 × 116,142,880.64
  4. Step 4: Simplify right side
    149,086,564.88x = 25,939,225,497,629,360
  5. Step 5: Solve for x
    x = 25,939,225,497,629,360/149,086,564.88
  6. Step 6: Final answer
    x = 173,987,679.70

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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.