Finding the Fourth Proportional to 173,354,750.88, 260,121,526.56 and 81,247,846.32
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Solution
The fourth proportional to 173,354,750.88, 260,121,526.56 and 81,247,846.32 is: 121,913,669.55
Step by Step Solution
- Step 1: Write the proportion equation
173,354,750.88 : 260,121,526.56 = 81,247,846.32 : x - Step 2: Convert to fraction form
173,354,750.88/260,121,526.56 = 81,247,846.32/x - Step 3: Cross multiply
173,354,750.88x = 260,121,526.56 × 81,247,846.32 - Step 4: Simplify right side
173,354,750.88x = 21,134,313,814,470,676 - Step 5: Solve for x
x = 21,134,313,814,470,676/173,354,750.88 - Step 6: Final answer
x = 121,913,669.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.