Finding the Fourth Proportional to 167,589,804.42, 231,239,269.14 and 97,961,716.80
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Solution
The fourth proportional to 167,589,804.42, 231,239,269.14 and 97,961,716.80 is: 135,166,908.72
Step by Step Solution
- Step 1: Write the proportion equation
167,589,804.42 : 231,239,269.14 = 97,961,716.80 : x - Step 2: Convert to fraction form
167,589,804.42/231,239,269.14 = 97,961,716.80/x - Step 3: Cross multiply
167,589,804.42x = 231,239,269.14 × 97,961,716.80 - Step 4: Simplify right side
167,589,804.42x = 22,652,595,796,531,656 - Step 5: Solve for x
x = 22,652,595,796,531,656/167,589,804.42 - Step 6: Final answer
x = 135,166,908.72
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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.