Finding the Fourth Proportional to 459,498,437.98, 634,107,075.63 and 250,654,580.62
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Solution
The fourth proportional to 459,498,437.98, 634,107,075.63 and 250,654,580.62 is: 345,902,901.88
Step by Step Solution
- Step 1: Write the proportion equation
459,498,437.98 : 634,107,075.63 = 250,654,580.62 : x - Step 2: Convert to fraction form
459,498,437.98/634,107,075.63 = 250,654,580.62/x - Step 3: Cross multiply
459,498,437.98x = 634,107,075.63 × 250,654,580.62 - Step 4: Simplify right side
459,498,437.98x = 158,941,843,107,041,728 - Step 5: Solve for x
x = 158,941,843,107,041,728/459,498,437.98 - Step 6: Final answer
x = 345,902,901.88
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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.