Finding the Fourth Proportional to 135,328,594.55, 186,755,252.06 and 73,449,674.87
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Solution
The fourth proportional to 135,328,594.55, 186,755,252.06 and 73,449,674.87 is: 101,361,523.70
Step by Step Solution
- Step 1: Write the proportion equation
135,328,594.55 : 186,755,252.06 = 73,449,674.87 : x - Step 2: Convert to fraction form
135,328,594.55/186,755,252.06 = 73,449,674.87/x - Step 3: Cross multiply
135,328,594.55x = 186,755,252.06 × 73,449,674.87 - Step 4: Simplify right side
135,328,594.55x = 13,717,112,543,321,744 - Step 5: Solve for x
x = 13,717,112,543,321,744/135,328,594.55 - Step 6: Final answer
x = 101,361,523.70
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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.