Finding the Fourth Proportional to 1,206,113,471.70, 1,809,170,207.55 and 1,083,669,465.30
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Solution
The fourth proportional to 1,206,113,471.70, 1,809,170,207.55 and 1,083,669,465.30 is: 1,625,504,197.95
Step by Step Solution
- Step 1: Write the proportion equation
1,206,113,471.70 : 1,809,170,207.55 = 1,083,669,465.30 : x - Step 2: Convert to fraction form
1,206,113,471.70/1,809,170,207.55 = 1,083,669,465.30/x - Step 3: Cross multiply
1,206,113,471.70x = 1,809,170,207.55 × 1,083,669,465.30 - Step 4: Simplify right side
1,206,113,471.70x = 1,960,542,511,452,398,336 - Step 5: Solve for x
x = 1,960,542,511,452,398,336/1,206,113,471.70 - Step 6: Final answer
x = 1,625,504,197.95
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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.