Finding the Fourth Proportional to 202,067,862.15, 303,101,793.23 and 137,497,780.65
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Solution
The fourth proportional to 202,067,862.15, 303,101,793.23 and 137,497,780.65 is: 206,246,670.98
Step by Step Solution
- Step 1: Write the proportion equation
202,067,862.15 : 303,101,793.23 = 137,497,780.65 : x - Step 2: Convert to fraction form
202,067,862.15/303,101,793.23 = 137,497,780.65/x - Step 3: Cross multiply
202,067,862.15x = 303,101,793.23 × 137,497,780.65 - Step 4: Simplify right side
202,067,862.15x = 41,675,823,879,472,712 - Step 5: Solve for x
x = 41,675,823,879,472,712/202,067,862.15 - Step 6: Final answer
x = 206,246,670.98
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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.