Finding the Fourth Proportional to 14,512,017,135.24, 20,025,306,314.92 and 8,081,351,187.02
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Solution
The fourth proportional to 14,512,017,135.24, 20,025,306,314.92 and 8,081,351,187.02 is: 11,151,553,326.49
Step by Step Solution
- Step 1: Write the proportion equation
14,512,017,135.24 : 20,025,306,314.92 = 8,081,351,187.02 : x - Step 2: Convert to fraction form
14,512,017,135.24/20,025,306,314.92 = 8,081,351,187.02/x - Step 3: Cross multiply
14,512,017,135.24x = 20,025,306,314.92 × 8,081,351,187.02 - Step 4: Simplify right side
14,512,017,135.24x = 161,831,532,958,517,854,208 - Step 5: Solve for x
x = 161,831,532,958,517,854,208/14,512,017,135.24 - Step 6: Final answer
x = 11,151,553,326.49
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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.