Home / 195,438,059.20-269,809,230.64-150,686,289.84

Finding the Fourth Proportional to 195,438,059.20, 269,809,230.64 and 150,686,289.84

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Solution

The fourth proportional to 195,438,059.20, 269,809,230.64 and 150,686,289.84 is: 208,027,812.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,438,059.20 : 269,809,230.64 = 150,686,289.84 : x
  2. Step 2: Convert to fraction form
    195,438,059.20/269,809,230.64 = 150,686,289.84/x
  3. Step 3: Cross multiply
    195,438,059.20x = 269,809,230.64 × 150,686,289.84
  4. Step 4: Simplify right side
    195,438,059.20x = 40,656,551,929,726,448
  5. Step 5: Solve for x
    x = 40,656,551,929,726,448/195,438,059.20
  6. Step 6: Final answer
    x = 208,027,812.47

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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.