Finding the Fourth Proportional to 966,942,821.70, 1,450,414,232.55 and 966,942,821.70
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Solution
The fourth proportional to 966,942,821.70, 1,450,414,232.55 and 966,942,821.70 is: 1,450,414,232.55
Step by Step Solution
- Step 1: Write the proportion equation
966,942,821.70 : 1,450,414,232.55 = 966,942,821.70 : x - Step 2: Convert to fraction form
966,942,821.70/1,450,414,232.55 = 966,942,821.70/x - Step 3: Cross multiply
966,942,821.70x = 1,450,414,232.55 × 966,942,821.70 - Step 4: Simplify right side
966,942,821.70x = 1,402,467,630,655,737,088 - Step 5: Solve for x
x = 1,402,467,630,655,737,088/966,942,821.70 - Step 6: Final answer
x = 1,450,414,232.55
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Double scale
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1.5x scale
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.