Home / 70,682,824.80-106,024,237.20-57,245,896.80

Finding the Fourth Proportional to 70,682,824.80, 106,024,237.20 and 57,245,896.80

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Solution

The fourth proportional to 70,682,824.80, 106,024,237.20 and 57,245,896.80 is: 85,868,845.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,682,824.80 : 106,024,237.20 = 57,245,896.80 : x
  2. Step 2: Convert to fraction form
    70,682,824.80/106,024,237.20 = 57,245,896.80/x
  3. Step 3: Cross multiply
    70,682,824.80x = 106,024,237.20 × 57,245,896.80
  4. Step 4: Simplify right side
    70,682,824.80x = 6,069,452,541,049,921
  5. Step 5: Solve for x
    x = 6,069,452,541,049,921/70,682,824.80
  6. Step 6: Final answer
    x = 85,868,845.20

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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.