Finding the Fourth Proportional to 1,995,952,006.40, 2,754,273,940.80 and 1,160,517,306.56
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Solution
The fourth proportional to 1,995,952,006.40, 2,754,273,940.80 and 1,160,517,306.56 is: 1,601,432,582.07
Step by Step Solution
- Step 1: Write the proportion equation
1,995,952,006.40 : 2,754,273,940.80 = 1,160,517,306.56 : x - Step 2: Convert to fraction form
1,995,952,006.40/2,754,273,940.80 = 1,160,517,306.56/x - Step 3: Cross multiply
1,995,952,006.40x = 2,754,273,940.80 × 1,160,517,306.56 - Step 4: Simplify right side
1,995,952,006.40x = 3,196,382,575,305,612,800 - Step 5: Solve for x
x = 3,196,382,575,305,612,800/1,995,952,006.40 - Step 6: Final answer
x = 1,601,432,582.07
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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.