Finding the Fourth Proportional to 121,541,850.91, 167,727,749.44 and 66,537,707.41
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Solution
The fourth proportional to 121,541,850.91, 167,727,749.44 and 66,537,707.41 is: 91,822,033.59
Step by Step Solution
- Step 1: Write the proportion equation
121,541,850.91 : 167,727,749.44 = 66,537,707.41 : x - Step 2: Convert to fraction form
121,541,850.91/167,727,749.44 = 66,537,707.41/x - Step 3: Cross multiply
121,541,850.91x = 167,727,749.44 × 66,537,707.41 - Step 4: Simplify right side
121,541,850.91x = 11,160,219,915,937,872 - Step 5: Solve for x
x = 11,160,219,915,937,872/121,541,850.91 - Step 6: Final answer
x = 91,822,033.59
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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.