Home / 69,708,163.20-104,661,777.60-39,475,075.20

Finding the Fourth Proportional to 69,708,163.20, 104,661,777.60 and 39,475,075.20

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Solution

The fourth proportional to 69,708,163.20, 104,661,777.60 and 39,475,075.20 is: 59,268,977.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,708,163.20 : 104,661,777.60 = 39,475,075.20 : x
  2. Step 2: Convert to fraction form
    69,708,163.20/104,661,777.60 = 39,475,075.20/x
  3. Step 3: Cross multiply
    69,708,163.20x = 104,661,777.60 × 39,475,075.20
  4. Step 4: Simplify right side
    69,708,163.20x = 4,131,531,541,325,675.50
  5. Step 5: Solve for x
    x = 4,131,531,541,325,675.50/69,708,163.20
  6. Step 6: Final answer
    x = 59,268,977.29

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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.