Finding the Fourth Proportional to 147,511,192.62, 203,564,197.26 and 81,430,271.94
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Solution
The fourth proportional to 147,511,192.62, 203,564,197.26 and 81,430,271.94 is: 112,373,086.04
Step by Step Solution
- Step 1: Write the proportion equation
147,511,192.62 : 203,564,197.26 = 81,430,271.94 : x - Step 2: Convert to fraction form
147,511,192.62/203,564,197.26 = 81,430,271.94/x - Step 3: Cross multiply
147,511,192.62x = 203,564,197.26 × 81,430,271.94 - Step 4: Simplify right side
147,511,192.62x = 16,576,287,940,129,602 - Step 5: Solve for x
x = 16,576,287,940,129,602/147,511,192.62 - Step 6: Final answer
x = 112,373,086.04
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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.