Finding the Fourth Proportional to 836,236,072.83, 1,254,085,590.07 and 275,871,949.99
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Solution
The fourth proportional to 836,236,072.83, 1,254,085,590.07 and 275,871,949.99 is: 413,719,341.26
Step by Step Solution
- Step 1: Write the proportion equation
836,236,072.83 : 1,254,085,590.07 = 275,871,949.99 : x - Step 2: Convert to fraction form
836,236,072.83/1,254,085,590.07 = 275,871,949.99/x - Step 3: Cross multiply
836,236,072.83x = 1,254,085,590.07 × 275,871,949.99 - Step 4: Simplify right side
836,236,072.83x = 345,967,037,192,027,072 - Step 5: Solve for x
x = 345,967,037,192,027,072/836,236,072.83 - Step 6: Final answer
x = 413,719,341.26
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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.