Finding the Fourth Proportional to 74,876,614.11, 103,330,411.16 and 43,937,298.99
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Solution
The fourth proportional to 74,876,614.11, 103,330,411.16 and 43,937,298.99 is: 60,633,873.79
Step by Step Solution
- Step 1: Write the proportion equation
74,876,614.11 : 103,330,411.16 = 43,937,298.99 : x - Step 2: Convert to fraction form
74,876,614.11/103,330,411.16 = 43,937,298.99/x - Step 3: Cross multiply
74,876,614.11x = 103,330,411.16 × 43,937,298.99 - Step 4: Simplify right side
74,876,614.11x = 4,540,059,169,676,867 - Step 5: Solve for x
x = 4,540,059,169,676,867/74,876,614.11 - Step 6: Final answer
x = 60,633,873.79
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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.