Finding the Fourth Proportional to 197,297,364.60, 295,946,046.90 and 189,235,207.80
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Solution
The fourth proportional to 197,297,364.60, 295,946,046.90 and 189,235,207.80 is: 283,852,811.70
Step by Step Solution
- Step 1: Write the proportion equation
197,297,364.60 : 295,946,046.90 = 189,235,207.80 : x - Step 2: Convert to fraction form
197,297,364.60/295,946,046.90 = 189,235,207.80/x - Step 3: Cross multiply
197,297,364.60x = 295,946,046.90 × 189,235,207.80 - Step 4: Simplify right side
197,297,364.60x = 56,003,411,682,710,048 - Step 5: Solve for x
x = 56,003,411,682,710,048/197,297,364.60 - Step 6: Final answer
x = 283,852,811.70
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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.