Finding the Fourth Proportional to 270,863,396.82, 373,793,684.17 and 147,104,959.68
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Solution
The fourth proportional to 270,863,396.82, 373,793,684.17 and 147,104,959.68 is: 203,006,037.30
Step by Step Solution
- Step 1: Write the proportion equation
270,863,396.82 : 373,793,684.17 = 147,104,959.68 : x - Step 2: Convert to fraction form
270,863,396.82/373,793,684.17 = 147,104,959.68/x - Step 3: Cross multiply
270,863,396.82x = 373,793,684.17 × 147,104,959.68 - Step 4: Simplify right side
270,863,396.82x = 54,986,904,838,466,512 - Step 5: Solve for x
x = 54,986,904,838,466,512/270,863,396.82 - Step 6: Final answer
x = 203,006,037.30
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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.