Finding the Fourth Proportional to 127,660,644.99, 191,517,869.61 and 41,392,324.80
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Solution
The fourth proportional to 127,660,644.99, 191,517,869.61 and 41,392,324.80 is: 62,097,209.87
Step by Step Solution
- Step 1: Write the proportion equation
127,660,644.99 : 191,517,869.61 = 41,392,324.80 : x - Step 2: Convert to fraction form
127,660,644.99/191,517,869.61 = 41,392,324.80/x - Step 3: Cross multiply
127,660,644.99x = 191,517,869.61 × 41,392,324.80 - Step 4: Simplify right side
127,660,644.99x = 7,927,369,863,901,169 - Step 5: Solve for x
x = 7,927,369,863,901,169/127,660,644.99 - Step 6: Final answer
x = 62,097,209.87
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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.