Finding the Fourth Proportional to 217,764,029.80, 326,646,044.70 and 96,595,481.80
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Solution
The fourth proportional to 217,764,029.80, 326,646,044.70 and 96,595,481.80 is: 144,893,222.70
Step by Step Solution
- Step 1: Write the proportion equation
217,764,029.80 : 326,646,044.70 = 96,595,481.80 : x - Step 2: Convert to fraction form
217,764,029.80/326,646,044.70 = 96,595,481.80/x - Step 3: Cross multiply
217,764,029.80x = 326,646,044.70 × 96,595,481.80 - Step 4: Simplify right side
217,764,029.80x = 31,552,532,065,860,836 - Step 5: Solve for x
x = 31,552,532,065,860,836/217,764,029.80 - Step 6: Final answer
x = 144,893,222.70
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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.