Finding the Fourth Proportional to 459,498,438.98, 634,107,077.01 and 250,654,581.62
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Solution
The fourth proportional to 459,498,438.98, 634,107,077.01 and 250,654,581.62 is: 345,902,903.27
Step by Step Solution
- Step 1: Write the proportion equation
459,498,438.98 : 634,107,077.01 = 250,654,581.62 : x - Step 2: Convert to fraction form
459,498,438.98/634,107,077.01 = 250,654,581.62/x - Step 3: Cross multiply
459,498,438.98x = 634,107,077.01 × 250,654,581.62 - Step 4: Simplify right side
459,498,438.98x = 158,941,844,090,222,656 - Step 5: Solve for x
x = 158,941,844,090,222,656/459,498,438.98 - Step 6: Final answer
x = 345,902,903.27
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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.