Finding the Fourth Proportional to 1,793,981,611.30, 2,690,972,416.95 and 1,310,252,203.30
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Solution
The fourth proportional to 1,793,981,611.30, 2,690,972,416.95 and 1,310,252,203.30 is: 1,965,378,304.95
Step by Step Solution
- Step 1: Write the proportion equation
1,793,981,611.30 : 2,690,972,416.95 = 1,310,252,203.30 : x - Step 2: Convert to fraction form
1,793,981,611.30/2,690,972,416.95 = 1,310,252,203.30/x - Step 3: Cross multiply
1,793,981,611.30x = 2,690,972,416.95 × 1,310,252,203.30 - Step 4: Simplify right side
1,793,981,611.30x = 3,525,852,538,328,263,168 - Step 5: Solve for x
x = 3,525,852,538,328,263,168/1,793,981,611.30 - Step 6: Final answer
x = 1,965,378,304.95
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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.