Finding the Fourth Proportional to 84,222,770.19, 126,315,056.54 and 38,134,213.79
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Solution
The fourth proportional to 84,222,770.19, 126,315,056.54 and 38,134,213.79 is: 57,192,673.18
Step by Step Solution
- Step 1: Write the proportion equation
84,222,770.19 : 126,315,056.54 = 38,134,213.79 : x - Step 2: Convert to fraction form
84,222,770.19/126,315,056.54 = 38,134,213.79/x - Step 3: Cross multiply
84,222,770.19x = 126,315,056.54 × 38,134,213.79 - Step 4: Simplify right side
84,222,770.19x = 4,816,925,370,170,051 - Step 5: Solve for x
x = 4,816,925,370,170,051/84,222,770.19 - Step 6: Final answer
x = 57,192,673.18
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.