Home / 188,302,032.73-259,859,912.63-103,532,733.25

Finding the Fourth Proportional to 188,302,032.73, 259,859,912.63 and 103,532,733.25

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Solution

The fourth proportional to 188,302,032.73, 259,859,912.63 and 103,532,733.25 is: 142,876,880.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,302,032.73 : 259,859,912.63 = 103,532,733.25 : x
  2. Step 2: Convert to fraction form
    188,302,032.73/259,859,912.63 = 103,532,733.25/x
  3. Step 3: Cross multiply
    188,302,032.73x = 259,859,912.63 × 103,532,733.25
  4. Step 4: Simplify right side
    188,302,032.73x = 26,904,007,016,690,096
  5. Step 5: Solve for x
    x = 26,904,007,016,690,096/188,302,032.73
  6. Step 6: Final answer
    x = 142,876,880.44

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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.