Finding the Fourth Proportional to 1,073,125,371.68, 1,609,686,048.36 and 336,251,687.24
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Solution
The fourth proportional to 1,073,125,371.68, 1,609,686,048.36 and 336,251,687.24 is: 504,376,901.31
Step by Step Solution
- Step 1: Write the proportion equation
1,073,125,371.68 : 1,609,686,048.36 = 336,251,687.24 : x - Step 2: Convert to fraction form
1,073,125,371.68/1,609,686,048.36 = 336,251,687.24/x - Step 3: Cross multiply
1,073,125,371.68x = 1,609,686,048.36 × 336,251,687.24 - Step 4: Simplify right side
1,073,125,371.68x = 541,259,649,687,738,240 - Step 5: Solve for x
x = 541,259,649,687,738,240/1,073,125,371.68 - Step 6: Final answer
x = 504,376,901.31
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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.