Home / 139,843,900.20-192,923,360.28-133,360,320

Finding the Fourth Proportional to 139,843,900.20, 192,923,360.28 and 133,360,320

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Solution

The fourth proportional to 139,843,900.20, 192,923,360.28 and 133,360,320 is: 183,978,858.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,843,900.20 : 192,923,360.28 = 133,360,320 : x
  2. Step 2: Convert to fraction form
    139,843,900.20/192,923,360.28 = 133,360,320/x
  3. Step 3: Cross multiply
    139,843,900.20x = 192,923,360.28 × 133,360,320
  4. Step 4: Simplify right side
    139,843,900.20x = 25,728,321,062,416,088
  5. Step 5: Solve for x
    x = 25,728,321,062,416,088/139,843,900.20
  6. Step 6: Final answer
    x = 183,978,858.04

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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.