Finding the Fourth Proportional to 34,993,117.70, 48,876,990.70 and 34,993,117.70
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Solution
The fourth proportional to 34,993,117.70, 48,876,990.70 and 34,993,117.70 is: 48,876,990.70
Step by Step Solution
- Step 1: Write the proportion equation
34,993,117.70 : 48,876,990.70 = 34,993,117.70 : x - Step 2: Convert to fraction form
34,993,117.70/48,876,990.70 = 34,993,117.70/x - Step 3: Cross multiply
34,993,117.70x = 48,876,990.70 × 34,993,117.70 - Step 4: Simplify right side
34,993,117.70x = 1,710,358,288,386,905.75 - Step 5: Solve for x
x = 1,710,358,288,386,905.75/34,993,117.70 - Step 6: Final answer
x = 48,876,990.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.