Finding the Fourth Proportional to 135,087,276.75, 186,420,601.37 and 73,207,615.31
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Solution
The fourth proportional to 135,087,276.75, 186,420,601.37 and 73,207,615.31 is: 101,026,595.54
Step by Step Solution
- Step 1: Write the proportion equation
135,087,276.75 : 186,420,601.37 = 73,207,615.31 : x - Step 2: Convert to fraction form
135,087,276.75/186,420,601.37 = 73,207,615.31/x - Step 3: Cross multiply
135,087,276.75x = 186,420,601.37 × 73,207,615.31 - Step 4: Simplify right side
135,087,276.75x = 13,647,407,670,953,820 - Step 5: Solve for x
x = 13,647,407,670,953,820/135,087,276.75 - Step 6: Final answer
x = 101,026,595.54
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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.