Home / 136,540,015.40-204,768,032.70-39,504,866.60

Finding the Fourth Proportional to 136,540,015.40, 204,768,032.70 and 39,504,866.60

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Solution

The fourth proportional to 136,540,015.40, 204,768,032.70 and 39,504,866.60 is: 59,245,150.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,540,015.40 : 204,768,032.70 = 39,504,866.60 : x
  2. Step 2: Convert to fraction form
    136,540,015.40/204,768,032.70 = 39,504,866.60/x
  3. Step 3: Cross multiply
    136,540,015.40x = 204,768,032.70 × 39,504,866.60
  4. Step 4: Simplify right side
    136,540,015.40x = 8,089,333,815,757,938
  5. Step 5: Solve for x
    x = 8,089,333,815,757,938/136,540,015.40
  6. Step 6: Final answer
    x = 59,245,150.90

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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.