Finding the Fourth Proportional to 115,717,790.01, 173,593,624.70 and 54,313,185.97
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Solution
The fourth proportional to 115,717,790.01, 173,593,624.70 and 54,313,185.97 is: 81,477,729.75
Step by Step Solution
- Step 1: Write the proportion equation
115,717,790.01 : 173,593,624.70 = 54,313,185.97 : x - Step 2: Convert to fraction form
115,717,790.01/173,593,624.70 = 54,313,185.97/x - Step 3: Cross multiply
115,717,790.01x = 173,593,624.70 × 54,313,185.97 - Step 4: Simplify right side
115,717,790.01x = 9,428,422,821,537,484 - Step 5: Solve for x
x = 9,428,422,821,537,484/115,717,790.01 - Step 6: Final answer
x = 81,477,729.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.