Home / 57,202,685.70-85,804,028.55-40,994,391.30

Finding the Fourth Proportional to 57,202,685.70, 85,804,028.55 and 40,994,391.30

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Solution

The fourth proportional to 57,202,685.70, 85,804,028.55 and 40,994,391.30 is: 61,491,586.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,202,685.70 : 85,804,028.55 = 40,994,391.30 : x
  2. Step 2: Convert to fraction form
    57,202,685.70/85,804,028.55 = 40,994,391.30/x
  3. Step 3: Cross multiply
    57,202,685.70x = 85,804,028.55 × 40,994,391.30
  4. Step 4: Simplify right side
    57,202,685.70x = 3,517,483,921,495,071
  5. Step 5: Solve for x
    x = 3,517,483,921,495,071/57,202,685.70
  6. Step 6: Final answer
    x = 61,491,586.95

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Similar ratio
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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.