Finding the Fourth Proportional to 163,864,845.46, 226,133,577.46 and 88,511,173.00
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Solution
The fourth proportional to 163,864,845.46, 226,133,577.46 and 88,511,173.00 is: 122,145,467.74
Step by Step Solution
- Step 1: Write the proportion equation
163,864,845.46 : 226,133,577.46 = 88,511,173.00 : x - Step 2: Convert to fraction form
163,864,845.46/226,133,577.46 = 88,511,173.00/x - Step 3: Cross multiply
163,864,845.46x = 226,133,577.46 × 88,511,173.00 - Step 4: Simplify right side
163,864,845.46x = 20,015,348,194,491,044 - Step 5: Solve for x
x = 20,015,348,194,491,044/163,864,845.46 - Step 6: Final answer
x = 122,145,467.74
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.