Finding the Fourth Proportional to 588,709,284.42, 812,382,207.01 and 324,376,485.12
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Solution
The fourth proportional to 588,709,284.42, 812,382,207.01 and 324,376,485.12 is: 447,619,379.99
Step by Step Solution
- Step 1: Write the proportion equation
588,709,284.42 : 812,382,207.01 = 324,376,485.12 : x - Step 2: Convert to fraction form
588,709,284.42/812,382,207.01 = 324,376,485.12/x - Step 3: Cross multiply
588,709,284.42x = 812,382,207.01 × 324,376,485.12 - Step 4: Simplify right side
588,709,284.42x = 263,517,684,883,932,032 - Step 5: Solve for x
x = 263,517,684,883,932,032/588,709,284.42 - Step 6: Final answer
x = 447,619,379.99
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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.