Finding the Fourth Proportional to 151,274,375.20, 226,911,562.80 and 129,751,014.70
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Solution
The fourth proportional to 151,274,375.20, 226,911,562.80 and 129,751,014.70 is: 194,626,522.05
Step by Step Solution
- Step 1: Write the proportion equation
151,274,375.20 : 226,911,562.80 = 129,751,014.70 : x - Step 2: Convert to fraction form
151,274,375.20/226,911,562.80 = 129,751,014.70/x - Step 3: Cross multiply
151,274,375.20x = 226,911,562.80 × 129,751,014.70 - Step 4: Simplify right side
151,274,375.20x = 29,442,005,520,462,776 - Step 5: Solve for x
x = 29,442,005,520,462,776/151,274,375.20 - Step 6: Final answer
x = 194,626,522.05
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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.