Finding the Fourth Proportional to 1,498,043,511.98, 2,247,952,982.22 and 834,612,828.92
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Solution
The fourth proportional to 1,498,043,511.98, 2,247,952,982.22 and 834,612,828.92 is: 1,252,413,820.27
Step by Step Solution
- Step 1: Write the proportion equation
1,498,043,511.98 : 2,247,952,982.22 = 834,612,828.92 : x - Step 2: Convert to fraction form
1,498,043,511.98/2,247,952,982.22 = 834,612,828.92/x - Step 3: Cross multiply
1,498,043,511.98x = 2,247,952,982.22 × 834,612,828.92 - Step 4: Simplify right side
1,498,043,511.98x = 1,876,170,397,766,974,720 - Step 5: Solve for x
x = 1,876,170,397,766,974,720/1,498,043,511.98 - Step 6: Final answer
x = 1,252,413,820.27
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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.