Finding the Fourth Proportional to 459,971,574.62, 634,757,487.39 and 251,127,711.05
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Solution
The fourth proportional to 459,971,574.62, 634,757,487.39 and 251,127,711.05 is: 346,554,447.44
Step by Step Solution
- Step 1: Write the proportion equation
459,971,574.62 : 634,757,487.39 = 251,127,711.05 : x - Step 2: Convert to fraction form
459,971,574.62/634,757,487.39 = 251,127,711.05/x - Step 3: Cross multiply
459,971,574.62x = 634,757,487.39 × 251,127,711.05 - Step 4: Simplify right side
459,971,574.62x = 159,405,194,876,926,144 - Step 5: Solve for x
x = 159,405,194,876,926,144/459,971,574.62 - Step 6: Final answer
x = 346,554,447.44
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.