Home / 139,843,923.24-192,923,391.98-133,360,343

Finding the Fourth Proportional to 139,843,923.24, 192,923,391.98 and 133,360,343

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Solution

The fourth proportional to 139,843,923.24, 192,923,391.98 and 133,360,343 is: 183,978,889.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,843,923.24 : 192,923,391.98 = 133,360,343 : x
  2. Step 2: Convert to fraction form
    139,843,923.24/192,923,391.98 = 133,360,343/x
  3. Step 3: Cross multiply
    139,843,923.24x = 192,923,391.98 × 133,360,343
  4. Step 4: Simplify right side
    139,843,923.24x = 25,728,329,727,176,248
  5. Step 5: Solve for x
    x = 25,728,329,727,176,248/139,843,923.24
  6. Step 6: Final answer
    x = 183,978,889.69

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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.