Finding the Fourth Proportional to 135,191,265.93, 186,563,996.69 and 73,311,588.09
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Solution
The fourth proportional to 135,191,265.93, 186,563,996.69 and 73,311,588.09 is: 101,170,018.52
Step by Step Solution
- Step 1: Write the proportion equation
135,191,265.93 : 186,563,996.69 = 73,311,588.09 : x - Step 2: Convert to fraction form
135,191,265.93/186,563,996.69 = 73,311,588.09/x - Step 3: Cross multiply
135,191,265.93x = 186,563,996.69 × 73,311,588.09 - Step 4: Simplify right side
135,191,265.93x = 13,677,302,877,394,846 - Step 5: Solve for x
x = 13,677,302,877,394,846/135,191,265.93 - Step 6: Final answer
x = 101,170,018.52
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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.