Finding the Fourth Proportional to 1,586,471,102.70, 2,223,355,368.90 and 1,586,471,102.70
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Solution
The fourth proportional to 1,586,471,102.70, 2,223,355,368.90 and 1,586,471,102.70 is: 2,223,355,368.90
Step by Step Solution
- Step 1: Write the proportion equation
1,586,471,102.70 : 2,223,355,368.90 = 1,586,471,102.70 : x - Step 2: Convert to fraction form
1,586,471,102.70/2,223,355,368.90 = 1,586,471,102.70/x - Step 3: Cross multiply
1,586,471,102.70x = 2,223,355,368.90 × 1,586,471,102.70 - Step 4: Simplify right side
1,586,471,102.70x = 3,527,289,043,792,748,544 - Step 5: Solve for x
x = 3,527,289,043,792,748,544/1,586,471,102.70 - Step 6: Final answer
x = 2,223,355,368.90
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.