Finding the Fourth Proportional to 304,023,463.74, 419,541,139.98 and 164,791,236.15
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Solution
The fourth proportional to 304,023,463.74, 419,541,139.98 and 164,791,236.15 is: 227,405,813.43
Step by Step Solution
- Step 1: Write the proportion equation
304,023,463.74 : 419,541,139.98 = 164,791,236.15 : x - Step 2: Convert to fraction form
304,023,463.74/419,541,139.98 = 164,791,236.15/x - Step 3: Cross multiply
304,023,463.74x = 419,541,139.98 × 164,791,236.15 - Step 4: Simplify right side
304,023,463.74x = 69,136,703,073,084,392 - Step 5: Solve for x
x = 69,136,703,073,084,392/304,023,463.74 - Step 6: Final answer
x = 227,405,813.43
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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.