Finding the Fourth Proportional to 91,136,914.02, 125,770,122.63 and 49,882,920.66
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Solution
The fourth proportional to 91,136,914.02, 125,770,122.63 and 49,882,920.66 is: 68,839,077.07
Step by Step Solution
- Step 1: Write the proportion equation
91,136,914.02 : 125,770,122.63 = 49,882,920.66 : x - Step 2: Convert to fraction form
91,136,914.02/125,770,122.63 = 49,882,920.66/x - Step 3: Cross multiply
91,136,914.02x = 125,770,122.63 × 49,882,920.66 - Step 4: Simplify right side
91,136,914.02x = 6,273,781,048,550,760 - Step 5: Solve for x
x = 6,273,781,048,550,760/91,136,914.02 - Step 6: Final answer
x = 68,839,077.07
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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.