Finding the Fourth Proportional to 306,890,602.04, 460,626,932.84 and 189,952,230.09
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Solution
The fourth proportional to 306,890,602.04, 460,626,932.84 and 189,952,230.09 is: 285,108,480.19
Step by Step Solution
- Step 1: Write the proportion equation
306,890,602.04 : 460,626,932.84 = 189,952,230.09 : x - Step 2: Convert to fraction form
306,890,602.04/460,626,932.84 = 189,952,230.09/x - Step 3: Cross multiply
306,890,602.04x = 460,626,932.84 × 189,952,230.09 - Step 4: Simplify right side
306,890,602.04x = 87,497,113,131,524,896 - Step 5: Solve for x
x = 87,497,113,131,524,896/306,890,602.04 - Step 6: Final answer
x = 285,108,480.19
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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.