Finding the Fourth Proportional to 121,088,350.98, 167,079,922.56 and 71,536,792.14
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Solution
The fourth proportional to 121,088,350.98, 167,079,922.56 and 71,536,792.14 is: 98,707,774.90
Step by Step Solution
- Step 1: Write the proportion equation
121,088,350.98 : 167,079,922.56 = 71,536,792.14 : x - Step 2: Convert to fraction form
121,088,350.98/167,079,922.56 = 71,536,792.14/x - Step 3: Cross multiply
121,088,350.98x = 167,079,922.56 × 71,536,792.14 - Step 4: Simplify right side
121,088,350.98x = 11,952,361,690,942,016 - Step 5: Solve for x
x = 11,952,361,690,942,016/121,088,350.98 - Step 6: Final answer
x = 98,707,774.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.