Finding the Fourth Proportional to 88,706,582.40, 133,059,873.60 and 40,930,838.40
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Solution
The fourth proportional to 88,706,582.40, 133,059,873.60 and 40,930,838.40 is: 61,396,257.60
Step by Step Solution
- Step 1: Write the proportion equation
88,706,582.40 : 133,059,873.60 = 40,930,838.40 : x - Step 2: Convert to fraction form
88,706,582.40/133,059,873.60 = 40,930,838.40/x - Step 3: Cross multiply
88,706,582.40x = 133,059,873.60 × 40,930,838.40 - Step 4: Simplify right side
88,706,582.40x = 5,446,252,183,846,026 - Step 5: Solve for x
x = 5,446,252,183,846,026/88,706,582.40 - Step 6: Final answer
x = 61,396,257.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.