Finding the Fourth Proportional to 122,023,464.87, 168,351,412.31 and 69,092,940
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Solution
The fourth proportional to 122,023,464.87, 168,351,412.31 and 69,092,940 is: 95,325,059.34
Step by Step Solution
- Step 1: Write the proportion equation
122,023,464.87 : 168,351,412.31 = 69,092,940 : x - Step 2: Convert to fraction form
122,023,464.87/168,351,412.31 = 69,092,940/x - Step 3: Cross multiply
122,023,464.87x = 168,351,412.31 × 69,092,940 - Step 4: Simplify right side
122,023,464.87x = 11,631,894,029,822,824 - Step 5: Solve for x
x = 11,631,894,029,822,824/122,023,464.87 - Step 6: Final answer
x = 95,325,059.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.