Finding the Fourth Proportional to 274,024,414.80, 411,036,622.20 and 69,552,490.05
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Solution
The fourth proportional to 274,024,414.80, 411,036,622.20 and 69,552,490.05 is: 104,328,735.08
Step by Step Solution
- Step 1: Write the proportion equation
274,024,414.80 : 411,036,622.20 = 69,552,490.05 : x - Step 2: Convert to fraction form
274,024,414.80/411,036,622.20 = 69,552,490.05/x - Step 3: Cross multiply
274,024,414.80x = 411,036,622.20 × 69,552,490.05 - Step 4: Simplify right side
274,024,414.80x = 28,588,620,575,751,108 - Step 5: Solve for x
x = 28,588,620,575,751,108/274,024,414.80 - Step 6: Final answer
x = 104,328,735.08
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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.