Finding the Fourth Proportional to 1,796,304,427.20, 2,694,456,640.80 and 1,019,649,988.80
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Solution
The fourth proportional to 1,796,304,427.20, 2,694,456,640.80 and 1,019,649,988.80 is: 1,529,474,983.20
Step by Step Solution
- Step 1: Write the proportion equation
1,796,304,427.20 : 2,694,456,640.80 = 1,019,649,988.80 : x - Step 2: Convert to fraction form
1,796,304,427.20/2,694,456,640.80 = 1,019,649,988.80/x - Step 3: Cross multiply
1,796,304,427.20x = 2,694,456,640.80 × 1,019,649,988.80 - Step 4: Simplify right side
1,796,304,427.20x = 2,747,402,683,613,805,568 - Step 5: Solve for x
x = 2,747,402,683,613,805,568/1,796,304,427.20 - Step 6: Final answer
x = 1,529,474,983.20
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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.