Finding the Fourth Proportional to 146,529,812.27, 219,748,050.84 and 48,138,680.30
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Solution
The fourth proportional to 146,529,812.27, 219,748,050.84 and 48,138,680.30 is: 72,192,688.99
Step by Step Solution
- Step 1: Write the proportion equation
146,529,812.27 : 219,748,050.84 = 48,138,680.30 : x - Step 2: Convert to fraction form
146,529,812.27/219,748,050.84 = 48,138,680.30/x - Step 3: Cross multiply
146,529,812.27x = 219,748,050.84 × 48,138,680.30 - Step 4: Simplify right side
146,529,812.27x = 10,578,381,164,678,272 - Step 5: Solve for x
x = 10,578,381,164,678,272/146,529,812.27 - Step 6: Final answer
x = 72,192,688.99
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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.