Finding the Fourth Proportional to 97,095,983.14, 133,994,431.97 and 53,045,835.10
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Solution
The fourth proportional to 97,095,983.14, 133,994,431.97 and 53,045,835.10 is: 73,204,331.55
Step by Step Solution
- Step 1: Write the proportion equation
97,095,983.14 : 133,994,431.97 = 53,045,835.10 : x - Step 2: Convert to fraction form
97,095,983.14/133,994,431.97 = 53,045,835.10/x - Step 3: Cross multiply
97,095,983.14x = 133,994,431.97 × 53,045,835.10 - Step 4: Simplify right side
97,095,983.14x = 7,107,846,541,998,573 - Step 5: Solve for x
x = 7,107,846,541,998,573/97,095,983.14 - Step 6: Final answer
x = 73,204,331.55
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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.