Finding the Fourth Proportional to 88,751,207.68, 122,476,407.20 and 49,593,023.36
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Solution
The fourth proportional to 88,751,207.68, 122,476,407.20 and 49,593,023.36 is: 68,438,227.29
Step by Step Solution
- Step 1: Write the proportion equation
88,751,207.68 : 122,476,407.20 = 49,593,023.36 : x - Step 2: Convert to fraction form
88,751,207.68/122,476,407.20 = 49,593,023.36/x - Step 3: Cross multiply
88,751,207.68x = 122,476,407.20 × 49,593,023.36 - Step 4: Simplify right side
88,751,207.68x = 6,073,975,323,318,472 - Step 5: Solve for x
x = 6,073,975,323,318,472/88,751,207.68 - Step 6: Final answer
x = 68,438,227.29
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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.