Finding the Fourth Proportional to 214,863,737.20, 322,295,605.80 and 214,863,737.20
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Solution
The fourth proportional to 214,863,737.20, 322,295,605.80 and 214,863,737.20 is: 322,295,605.80
Step by Step Solution
- Step 1: Write the proportion equation
214,863,737.20 : 322,295,605.80 = 214,863,737.20 : x - Step 2: Convert to fraction form
214,863,737.20/322,295,605.80 = 214,863,737.20/x - Step 3: Cross multiply
214,863,737.20x = 322,295,605.80 × 214,863,737.20 - Step 4: Simplify right side
214,863,737.20x = 69,249,638,345,325,992 - Step 5: Solve for x
x = 69,249,638,345,325,992/214,863,737.20 - Step 6: Final answer
x = 322,295,605.80
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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.