Finding the Fourth Proportional to 189,043,397.10, 283,777,672.05 and 146,102,964.30
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Solution
The fourth proportional to 189,043,397.10, 283,777,672.05 and 146,102,964.30 is: 219,318,736.99
Step by Step Solution
- Step 1: Write the proportion equation
189,043,397.10 : 283,777,672.05 = 146,102,964.30 : x - Step 2: Convert to fraction form
189,043,397.10/283,777,672.05 = 146,102,964.30/x - Step 3: Cross multiply
189,043,397.10x = 283,777,672.05 × 146,102,964.30 - Step 4: Simplify right side
189,043,397.10x = 41,460,759,088,658,264 - Step 5: Solve for x
x = 41,460,759,088,658,264/189,043,397.10 - Step 6: Final answer
x = 219,318,736.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.