Home / 61,659,399.29-85,089,968.51-33,783,167.36

Finding the Fourth Proportional to 61,659,399.29, 85,089,968.51 and 33,783,167.36

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Solution

The fourth proportional to 61,659,399.29, 85,089,968.51 and 33,783,167.36 is: 46,620,769.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,659,399.29 : 85,089,968.51 = 33,783,167.36 : x
  2. Step 2: Convert to fraction form
    61,659,399.29/85,089,968.51 = 33,783,167.36/x
  3. Step 3: Cross multiply
    61,659,399.29x = 85,089,968.51 × 33,783,167.36
  4. Step 4: Simplify right side
    61,659,399.29x = 2,874,608,646,874,268.50
  5. Step 5: Solve for x
    x = 2,874,608,646,874,268.50/61,659,399.29
  6. Step 6: Final answer
    x = 46,620,769.59

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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.