Home / 57,066,169.67-85,485,880.42-31,443,627.59

Finding the Fourth Proportional to 57,066,169.67, 85,485,880.42 and 31,443,627.59

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Solution

The fourth proportional to 57,066,169.67, 85,485,880.42 and 31,443,627.59 is: 47,102,971.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,066,169.67 : 85,485,880.42 = 31,443,627.59 : x
  2. Step 2: Convert to fraction form
    57,066,169.67/85,485,880.42 = 31,443,627.59/x
  3. Step 3: Cross multiply
    57,066,169.67x = 85,485,880.42 × 31,443,627.59
  4. Step 4: Simplify right side
    57,066,169.67x = 2,687,986,188,129,753
  5. Step 5: Solve for x
    x = 2,687,986,188,129,753/57,066,169.67
  6. Step 6: Final answer
    x = 47,102,971.93

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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.