Finding the Fourth Proportional to 657,751,628.67, 986,304,592.18 and 325,374,611.91
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Solution
The fourth proportional to 657,751,628.67, 986,304,592.18 and 325,374,611.91 is: 487,902,210.98
Step by Step Solution
- Step 1: Write the proportion equation
657,751,628.67 : 986,304,592.18 = 325,374,611.91 : x - Step 2: Convert to fraction form
657,751,628.67/986,304,592.18 = 325,374,611.91/x - Step 3: Cross multiply
657,751,628.67x = 986,304,592.18 × 325,374,611.91 - Step 4: Simplify right side
657,751,628.67x = 320,918,473,905,618,304 - Step 5: Solve for x
x = 320,918,473,905,618,304/657,751,628.67 - Step 6: Final answer
x = 487,902,210.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.