Finding the Fourth Proportional to 192,195,761.46, 288,330,733.80 and 62,768,576.58
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Solution
The fourth proportional to 192,195,761.46, 288,330,733.80 and 62,768,576.58 is: 94,164,978.50
Step by Step Solution
- Step 1: Write the proportion equation
192,195,761.46 : 288,330,733.80 = 62,768,576.58 : x - Step 2: Convert to fraction form
192,195,761.46/288,330,733.80 = 62,768,576.58/x - Step 3: Cross multiply
192,195,761.46x = 288,330,733.80 × 62,768,576.58 - Step 4: Simplify right side
192,195,761.46x = 18,098,109,744,892,896 - Step 5: Solve for x
x = 18,098,109,744,892,896/192,195,761.46 - Step 6: Final answer
x = 94,164,978.50
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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.