Finding the Fourth Proportional to 162,141,912.05, 243,162,566.46 and 58,497,643.17
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Solution
The fourth proportional to 162,141,912.05, 243,162,566.46 and 58,497,643.17 is: 87,728,316.91
Step by Step Solution
- Step 1: Write the proportion equation
162,141,912.05 : 243,162,566.46 = 58,497,643.17 : x - Step 2: Convert to fraction form
162,141,912.05/243,162,566.46 = 58,497,643.17/x - Step 3: Cross multiply
162,141,912.05x = 243,162,566.46 × 58,497,643.17 - Step 4: Simplify right side
162,141,912.05x = 14,224,437,045,078,492 - Step 5: Solve for x
x = 14,224,437,045,078,492/162,141,912.05 - Step 6: Final answer
x = 87,728,316.91
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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.