Finding the Fourth Proportional to 164,469,422.58, 246,529,675.05 and 76,957,208.07
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Solution
The fourth proportional to 164,469,422.58, 246,529,675.05 and 76,957,208.07 is: 115,354,180.74
Step by Step Solution
- Step 1: Write the proportion equation
164,469,422.58 : 246,529,675.05 = 76,957,208.07 : x - Step 2: Convert to fraction form
164,469,422.58/246,529,675.05 = 76,957,208.07/x - Step 3: Cross multiply
164,469,422.58x = 246,529,675.05 × 76,957,208.07 - Step 4: Simplify right side
164,469,422.58x = 18,972,235,498,252,336 - Step 5: Solve for x
x = 18,972,235,498,252,336/164,469,422.58 - Step 6: Final answer
x = 115,354,180.74
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.