Finding the Fourth Proportional to 316,922,836.18, 437,345,075.06 and 182,956,231.18
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Solution
The fourth proportional to 316,922,836.18, 437,345,075.06 and 182,956,231.18 is: 252,474,727.36
Step by Step Solution
- Step 1: Write the proportion equation
316,922,836.18 : 437,345,075.06 = 182,956,231.18 : x - Step 2: Convert to fraction form
316,922,836.18/437,345,075.06 = 182,956,231.18/x - Step 3: Cross multiply
316,922,836.18x = 437,345,075.06 × 182,956,231.18 - Step 4: Simplify right side
316,922,836.18x = 80,015,006,658,111,808 - Step 5: Solve for x
x = 80,015,006,658,111,808/316,922,836.18 - Step 6: Final answer
x = 252,474,727.36
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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.