Finding the Fourth Proportional to 242,102,393.08, 333,711,012.18 and 163,757,375.44
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Solution
The fourth proportional to 242,102,393.08, 333,711,012.18 and 163,757,375.44 is: 225,721,186.87
Step by Step Solution
- Step 1: Write the proportion equation
242,102,393.08 : 333,711,012.18 = 163,757,375.44 : x - Step 2: Convert to fraction form
242,102,393.08/333,711,012.18 = 163,757,375.44/x - Step 3: Cross multiply
242,102,393.08x = 333,711,012.18 × 163,757,375.44 - Step 4: Simplify right side
242,102,393.08x = 54,647,639,510,022,672 - Step 5: Solve for x
x = 54,647,639,510,022,672/242,102,393.08 - Step 6: Final answer
x = 225,721,186.87
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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.