Finding the Fourth Proportional to 416,988,367.44, 625,647,297.96 and 158,272,259.82
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Solution
The fourth proportional to 416,988,367.44, 625,647,297.96 and 158,272,259.82 is: 237,470,921.09
Step by Step Solution
- Step 1: Write the proportion equation
416,988,367.44 : 625,647,297.96 = 158,272,259.82 : x - Step 2: Convert to fraction form
416,988,367.44/625,647,297.96 = 158,272,259.82/x - Step 3: Cross multiply
416,988,367.44x = 625,647,297.96 × 158,272,259.82 - Step 4: Simplify right side
416,988,367.44x = 99,022,611,698,406,080 - Step 5: Solve for x
x = 99,022,611,698,406,080/416,988,367.44 - Step 6: Final answer
x = 237,470,921.09
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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.