Finding the Fourth Proportional to 251,918,141.70, 377,877,212.55 and 237,569,234.70
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Solution
The fourth proportional to 251,918,141.70, 377,877,212.55 and 237,569,234.70 is: 356,353,852.05
Step by Step Solution
- Step 1: Write the proportion equation
251,918,141.70 : 377,877,212.55 = 237,569,234.70 : x - Step 2: Convert to fraction form
251,918,141.70/377,877,212.55 = 237,569,234.70/x - Step 3: Cross multiply
251,918,141.70x = 377,877,212.55 × 237,569,234.70 - Step 4: Simplify right side
251,918,141.70x = 89,772,000,196,072,736 - Step 5: Solve for x
x = 89,772,000,196,072,736/251,918,141.70 - Step 6: Final answer
x = 356,353,852.05
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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.