Finding the Fourth Proportional to 1,484,675,582.96, 2,048,624,546.88 and 858,023,000.08
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Solution
The fourth proportional to 1,484,675,582.96, 2,048,624,546.88 and 858,023,000.08 is: 1,183,940,114.54
Step by Step Solution
- Step 1: Write the proportion equation
1,484,675,582.96 : 2,048,624,546.88 = 858,023,000.08 : x - Step 2: Convert to fraction form
1,484,675,582.96/2,048,624,546.88 = 858,023,000.08/x - Step 3: Cross multiply
1,484,675,582.96x = 2,048,624,546.88 × 858,023,000.08 - Step 4: Simplify right side
1,484,675,582.96x = 1,757,766,979,751,508,480 - Step 5: Solve for x
x = 1,757,766,979,751,508,480/1,484,675,582.96 - Step 6: Final answer
x = 1,183,940,114.54
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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.