Home / 81,504,010.35-122,256,015.53-81,504,010.35

Finding the Fourth Proportional to 81,504,010.35, 122,256,015.53 and 81,504,010.35

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Solution

The fourth proportional to 81,504,010.35, 122,256,015.53 and 81,504,010.35 is: 122,256,015.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,504,010.35 : 122,256,015.53 = 81,504,010.35 : x
  2. Step 2: Convert to fraction form
    81,504,010.35/122,256,015.53 = 81,504,010.35/x
  3. Step 3: Cross multiply
    81,504,010.35x = 122,256,015.53 × 81,504,010.35
  4. Step 4: Simplify right side
    81,504,010.35x = 9,964,355,554,699,360
  5. Step 5: Solve for x
    x = 9,964,355,554,699,360/81,504,010.35
  6. Step 6: Final answer
    x = 122,256,015.53

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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.