Finding the Fourth Proportional to 268,170,586.26, 402,091,249.95 and 104,216,903.70
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Solution
The fourth proportional to 268,170,586.26, 402,091,249.95 and 104,216,903.70 is: 156,261,376.98
Step by Step Solution
- Step 1: Write the proportion equation
268,170,586.26 : 402,091,249.95 = 104,216,903.70 : x - Step 2: Convert to fraction form
268,170,586.26/402,091,249.95 = 104,216,903.70/x - Step 3: Cross multiply
268,170,586.26x = 402,091,249.95 × 104,216,903.70 - Step 4: Simplify right side
268,170,586.26x = 41,904,705,074,651,776 - Step 5: Solve for x
x = 41,904,705,074,651,776/268,170,586.26 - Step 6: Final answer
x = 156,261,376.98
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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.