Finding the Fourth Proportional to 336,922,197.68, 505,393,592.21 and 115,590,432.83
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Solution
The fourth proportional to 336,922,197.68, 505,393,592.21 and 115,590,432.83 is: 173,389,181.47
Step by Step Solution
- Step 1: Write the proportion equation
336,922,197.68 : 505,393,592.21 = 115,590,432.83 : x - Step 2: Convert to fraction form
336,922,197.68/505,393,592.21 = 115,590,432.83/x - Step 3: Cross multiply
336,922,197.68x = 505,393,592.21 × 115,590,432.83 - Step 4: Simplify right side
336,922,197.68x = 58,418,664,073,882,056 - Step 5: Solve for x
x = 58,418,664,073,882,056/336,922,197.68 - Step 6: Final answer
x = 173,389,181.47
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.