Finding the Fourth Proportional to 588,709,278.27, 812,382,198.62 and 324,376,479
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Solution
The fourth proportional to 588,709,278.27, 812,382,198.62 and 324,376,479 is: 447,619,371.59
Step by Step Solution
- Step 1: Write the proportion equation
588,709,278.27 : 812,382,198.62 = 324,376,479 : x - Step 2: Convert to fraction form
588,709,278.27/812,382,198.62 = 324,376,479/x - Step 3: Cross multiply
588,709,278.27x = 812,382,198.62 × 324,376,479 - Step 4: Simplify right side
588,709,278.27x = 263,517,677,189,012,384 - Step 5: Solve for x
x = 263,517,677,189,012,384/588,709,278.27 - Step 6: Final answer
x = 447,619,371.59
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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.