Finding the Fourth Proportional to 121,541,859.03, 167,727,760.65 and 66,537,715.53
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Solution
The fourth proportional to 121,541,859.03, 167,727,760.65 and 66,537,715.53 is: 91,822,044.80
Step by Step Solution
- Step 1: Write the proportion equation
121,541,859.03 : 167,727,760.65 = 66,537,715.53 : x - Step 2: Convert to fraction form
121,541,859.03/167,727,760.65 = 66,537,715.53/x - Step 3: Cross multiply
121,541,859.03x = 167,727,760.65 × 66,537,715.53 - Step 4: Simplify right side
121,541,859.03x = 11,160,222,024,613,628 - Step 5: Solve for x
x = 11,160,222,024,613,628/121,541,859.03 - Step 6: Final answer
x = 91,822,044.80
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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.