Finding the Fourth Proportional to 296,353,227.42, 408,967,453.80 and 165,973,035.42
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Solution
The fourth proportional to 296,353,227.42, 408,967,453.80 and 165,973,035.42 is: 229,042,788.86
Step by Step Solution
- Step 1: Write the proportion equation
296,353,227.42 : 408,967,453.80 = 165,973,035.42 : x - Step 2: Convert to fraction form
296,353,227.42/408,967,453.80 = 165,973,035.42/x - Step 3: Cross multiply
296,353,227.42x = 408,967,453.80 × 165,973,035.42 - Step 4: Simplify right side
296,353,227.42x = 67,877,569,695,174,608 - Step 5: Solve for x
x = 67,877,569,695,174,608/296,353,227.42 - Step 6: Final answer
x = 229,042,788.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.