Finding the Fourth Proportional to 196,102,146.98, 294,192,010.50 and 56,043,860.79
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Solution
The fourth proportional to 196,102,146.98, 294,192,010.50 and 56,043,860.79 is: 84,076,876.95
Step by Step Solution
- Step 1: Write the proportion equation
196,102,146.98 : 294,192,010.50 = 56,043,860.79 : x - Step 2: Convert to fraction form
196,102,146.98/294,192,010.50 = 56,043,860.79/x - Step 3: Cross multiply
196,102,146.98x = 294,192,010.50 × 56,043,860.79 - Step 4: Simplify right side
196,102,146.98x = 16,487,656,081,992,218 - Step 5: Solve for x
x = 16,487,656,081,992,218/196,102,146.98 - Step 6: Final answer
x = 84,076,876.95
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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.