Finding the Fourth Proportional to 88,578,493.92, 122,215,268.88 and 51,889,381.92
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Solution
The fourth proportional to 88,578,493.92, 122,215,268.88 and 51,889,381.92 is: 71,593,842.73
Step by Step Solution
- Step 1: Write the proportion equation
88,578,493.92 : 122,215,268.88 = 51,889,381.92 : x - Step 2: Convert to fraction form
88,578,493.92/122,215,268.88 = 51,889,381.92/x - Step 3: Cross multiply
88,578,493.92x = 122,215,268.88 × 51,889,381.92 - Step 4: Simplify right side
88,578,493.92x = 6,341,674,763,369,811 - Step 5: Solve for x
x = 6,341,674,763,369,811/88,578,493.92 - Step 6: Final answer
x = 71,593,842.73
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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.