Home / 69,708,175.20-104,661,795.60-39,475,087.20

Finding the Fourth Proportional to 69,708,175.20, 104,661,795.60 and 39,475,087.20

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Solution

The fourth proportional to 69,708,175.20, 104,661,795.60 and 39,475,087.20 is: 59,268,995.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,708,175.20 : 104,661,795.60 = 39,475,087.20 : x
  2. Step 2: Convert to fraction form
    69,708,175.20/104,661,795.60 = 39,475,087.20/x
  3. Step 3: Cross multiply
    69,708,175.20x = 104,661,795.60 × 39,475,087.20
  4. Step 4: Simplify right side
    69,708,175.20x = 4,131,533,507,818,576.50
  5. Step 5: Solve for x
    x = 4,131,533,507,818,576.50/69,708,175.20
  6. Step 6: Final answer
    x = 59,268,995.29

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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.