Home / 139,843,913.24-192,923,378.18-133,360,333

Finding the Fourth Proportional to 139,843,913.24, 192,923,378.18 and 133,360,333

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Solution

The fourth proportional to 139,843,913.24, 192,923,378.18 and 133,360,333 is: 183,978,875.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,843,913.24 : 192,923,378.18 = 133,360,333 : x
  2. Step 2: Convert to fraction form
    139,843,913.24/192,923,378.18 = 133,360,333/x
  3. Step 3: Cross multiply
    139,843,913.24x = 192,923,378.18 × 133,360,333
  4. Step 4: Simplify right side
    139,843,913.24x = 25,728,325,957,569,736
  5. Step 5: Solve for x
    x = 25,728,325,957,569,736/139,843,913.24
  6. Step 6: Final answer
    x = 183,978,875.89

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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.