Finding the Fourth Proportional to 168,504,575.10, 232,536,628.71 and 94,165,135.72
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Solution
The fourth proportional to 168,504,575.10, 232,536,628.71 and 94,165,135.72 is: 129,948,063.36
Step by Step Solution
- Step 1: Write the proportion equation
168,504,575.10 : 232,536,628.71 = 94,165,135.72 : x - Step 2: Convert to fraction form
168,504,575.10/232,536,628.71 = 94,165,135.72/x - Step 3: Cross multiply
168,504,575.10x = 232,536,628.71 × 94,165,135.72 - Step 4: Simplify right side
168,504,575.10x = 21,896,843,202,348,400 - Step 5: Solve for x
x = 21,896,843,202,348,400/168,504,575.10 - Step 6: Final answer
x = 129,948,063.36
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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.