Finding the Fourth Proportional to 197,771,409.68, 272,904,880.68 and 114,166,474.88
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Solution
The fourth proportional to 197,771,409.68, 272,904,880.68 and 114,166,474.88 is: 157,538,383.61
Step by Step Solution
- Step 1: Write the proportion equation
197,771,409.68 : 272,904,880.68 = 114,166,474.88 : x - Step 2: Convert to fraction form
197,771,409.68/272,904,880.68 = 114,166,474.88/x - Step 3: Cross multiply
197,771,409.68x = 272,904,880.68 × 114,166,474.88 - Step 4: Simplify right side
197,771,409.68x = 31,156,588,204,782,616 - Step 5: Solve for x
x = 31,156,588,204,782,616/197,771,409.68 - Step 6: Final answer
x = 157,538,383.61
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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.