Finding the Fourth Proportional to 194,384,323.96, 268,252,911.44 and 106,278,423.82
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Solution
The fourth proportional to 194,384,323.96, 268,252,911.44 and 106,278,423.82 is: 146,665,615.99
Step by Step Solution
- Step 1: Write the proportion equation
194,384,323.96 : 268,252,911.44 = 106,278,423.82 : x - Step 2: Convert to fraction form
194,384,323.96/268,252,911.44 = 106,278,423.82/x - Step 3: Cross multiply
194,384,323.96x = 268,252,911.44 × 106,278,423.82 - Step 4: Simplify right side
194,384,323.96x = 28,509,496,612,969,244 - Step 5: Solve for x
x = 28,509,496,612,969,244/194,384,323.96 - Step 6: Final answer
x = 146,665,615.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.