Finding the Fourth Proportional to 152,245,315.68, 210,093,192.36 and 82,629,295.44
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Solution
The fourth proportional to 152,245,315.68, 210,093,192.36 and 82,629,295.44 is: 114,025,527.71
Step by Step Solution
- Step 1: Write the proportion equation
152,245,315.68 : 210,093,192.36 = 82,629,295.44 : x - Step 2: Convert to fraction form
152,245,315.68/210,093,192.36 = 82,629,295.44/x - Step 3: Cross multiply
152,245,315.68x = 210,093,192.36 × 82,629,295.44 - Step 4: Simplify right side
152,245,315.68x = 17,359,852,461,447,192 - Step 5: Solve for x
x = 17,359,852,461,447,192/152,245,315.68 - Step 6: Final answer
x = 114,025,527.71
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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.