Finding the Fourth Proportional to 182,428,115.36, 251,747,687.69 and 98,795,566.40
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Solution
The fourth proportional to 182,428,115.36, 251,747,687.69 and 98,795,566.40 is: 136,336,196.57
Step by Step Solution
- Step 1: Write the proportion equation
182,428,115.36 : 251,747,687.69 = 98,795,566.40 : x - Step 2: Convert to fraction form
182,428,115.36/251,747,687.69 = 98,795,566.40/x - Step 3: Cross multiply
182,428,115.36x = 251,747,687.69 × 98,795,566.40 - Step 4: Simplify right side
182,428,115.36x = 24,871,555,395,814,912 - Step 5: Solve for x
x = 24,871,555,395,814,912/182,428,115.36 - Step 6: Final answer
x = 136,336,196.57
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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.