Home / 1,110,076,065.45-1,665,116,936.85-281,029,796.73

Finding the Fourth Proportional to 1,110,076,065.45, 1,665,116,936.85 and 281,029,796.73

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Solution

The fourth proportional to 1,110,076,065.45, 1,665,116,936.85 and 281,029,796.73 is: 421,545,413.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,076,065.45 : 1,665,116,936.85 = 281,029,796.73 : x
  2. Step 2: Convert to fraction form
    1,110,076,065.45/1,665,116,936.85 = 281,029,796.73/x
  3. Step 3: Cross multiply
    1,110,076,065.45x = 1,665,116,936.85 × 281,029,796.73
  4. Step 4: Simplify right side
    1,110,076,065.45x = 467,947,474,286,310,144
  5. Step 5: Solve for x
    x = 467,947,474,286,310,144/1,110,076,065.45
  6. Step 6: Final answer
    x = 421,545,413.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.