Finding the Fourth Proportional to 8,733,876,898.05, 13,087,484,357.04 and 5,185,631,121.03
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Solution
The fourth proportional to 8,733,876,898.05, 13,087,484,357.04 and 5,185,631,121.03 is: 7,770,531,571.50
Step by Step Solution
- Step 1: Write the proportion equation
8,733,876,898.05 : 13,087,484,357.04 = 5,185,631,121.03 : x - Step 2: Convert to fraction form
8,733,876,898.05/13,087,484,357.04 = 5,185,631,121.03/x - Step 3: Cross multiply
8,733,876,898.05x = 13,087,484,357.04 × 5,185,631,121.03 - Step 4: Simplify right side
8,733,876,898.05x = 67,866,866,177,859,928,064 - Step 5: Solve for x
x = 67,866,866,177,859,928,064/8,733,876,898.05 - Step 6: Final answer
x = 7,770,531,571.50
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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.