Finding the Fourth Proportional to 198,943,676.67, 274,535,835.43 and 114,184,746.68
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Solution
The fourth proportional to 198,943,676.67, 274,535,835.43 and 114,184,746.68 is: 157,571,255.08
Step by Step Solution
- Step 1: Write the proportion equation
198,943,676.67 : 274,535,835.43 = 114,184,746.68 : x - Step 2: Convert to fraction form
198,943,676.67/274,535,835.43 = 114,184,746.68/x - Step 3: Cross multiply
198,943,676.67x = 274,535,835.43 × 114,184,746.68 - Step 4: Simplify right side
198,943,676.67x = 31,347,804,823,156,720 - Step 5: Solve for x
x = 31,347,804,823,156,720/198,943,676.67 - Step 6: Final answer
x = 157,571,255.08
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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.