Finding the Fourth Proportional to 175,440,546.80, 263,311,985.68 and 121,625,650.16
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Solution
The fourth proportional to 175,440,546.80, 263,311,985.68 and 121,625,650.16 is: 182,543,271.99
Step by Step Solution
- Step 1: Write the proportion equation
175,440,546.80 : 263,311,985.68 = 121,625,650.16 : x - Step 2: Convert to fraction form
175,440,546.80/263,311,985.68 = 121,625,650.16/x - Step 3: Cross multiply
175,440,546.80x = 263,311,985.68 × 121,625,650.16 - Step 4: Simplify right side
175,440,546.80x = 32,025,491,453,250,608 - Step 5: Solve for x
x = 32,025,491,453,250,608/175,440,546.80 - Step 6: Final answer
x = 182,543,271.99
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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.