Finding the Fourth Proportional to 8,083,417,454.40, 12,125,126,181.60 and 3,663,954,098.40
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Solution
The fourth proportional to 8,083,417,454.40, 12,125,126,181.60 and 3,663,954,098.40 is: 5,495,931,147.60
Step by Step Solution
- Step 1: Write the proportion equation
8,083,417,454.40 : 12,125,126,181.60 = 3,663,954,098.40 : x - Step 2: Convert to fraction form
8,083,417,454.40/12,125,126,181.60 = 3,663,954,098.40/x - Step 3: Cross multiply
8,083,417,454.40x = 12,125,126,181.60 × 3,663,954,098.40 - Step 4: Simplify right side
8,083,417,454.40x = 44,425,905,766,690,463,744 - Step 5: Solve for x
x = 44,425,905,766,690,463,744/8,083,417,454.40 - Step 6: Final answer
x = 5,495,931,147.60
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Double scale
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Similar ratio
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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.