Finding the Fourth Proportional to 88,318,588.68, 132,470,294.10 and 53,766,022.56
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Solution
The fourth proportional to 88,318,588.68, 132,470,294.10 and 53,766,022.56 is: 80,644,413.91
Step by Step Solution
- Step 1: Write the proportion equation
88,318,588.68 : 132,470,294.10 = 53,766,022.56 : x - Step 2: Convert to fraction form
88,318,588.68/132,470,294.10 = 53,766,022.56/x - Step 3: Cross multiply
88,318,588.68x = 132,470,294.10 × 53,766,022.56 - Step 4: Simplify right side
88,318,588.68x = 7,122,400,821,110,435 - Step 5: Solve for x
x = 7,122,400,821,110,435/88,318,588.68 - Step 6: Final answer
x = 80,644,413.91
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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.