Finding the Fourth Proportional to 151,955,883.99, 227,877,990.61 and 52,217,241.09
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Solution
The fourth proportional to 151,955,883.99, 227,877,990.61 and 52,217,241.09 is: 78,306,674.69
Step by Step Solution
- Step 1: Write the proportion equation
151,955,883.99 : 227,877,990.61 = 52,217,241.09 : x - Step 2: Convert to fraction form
151,955,883.99/227,877,990.61 = 52,217,241.09/x - Step 3: Cross multiply
151,955,883.99x = 227,877,990.61 × 52,217,241.09 - Step 4: Simplify right side
151,955,883.99x = 11,899,159,974,787,128 - Step 5: Solve for x
x = 11,899,159,974,787,128/151,955,883.99 - Step 6: Final answer
x = 78,306,674.69
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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.