Home / 294,990,071-407,086,236.46-162,831,033.04

Finding the Fourth Proportional to 294,990,071, 407,086,236.46 and 162,831,033.04

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Solution

The fourth proportional to 294,990,071, 407,086,236.46 and 162,831,033.04 is: 224,706,791.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,990,071 : 407,086,236.46 = 162,831,033.04 : x
  2. Step 2: Convert to fraction form
    294,990,071/407,086,236.46 = 162,831,033.04/x
  3. Step 3: Cross multiply
    294,990,071x = 407,086,236.46 × 162,831,033.04
  4. Step 4: Simplify right side
    294,990,071x = 66,286,272,419,147,504
  5. Step 5: Solve for x
    x = 66,286,272,419,147,504/294,990,071
  6. Step 6: Final answer
    x = 224,706,791.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.