Finding the Fourth Proportional to 1,348,019,946.30, 2,022,029,919.45 and 1,197,526,352.70
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Solution
The fourth proportional to 1,348,019,946.30, 2,022,029,919.45 and 1,197,526,352.70 is: 1,796,289,529.05
Step by Step Solution
- Step 1: Write the proportion equation
1,348,019,946.30 : 2,022,029,919.45 = 1,197,526,352.70 : x - Step 2: Convert to fraction form
1,348,019,946.30/2,022,029,919.45 = 1,197,526,352.70/x - Step 3: Cross multiply
1,348,019,946.30x = 2,022,029,919.45 × 1,197,526,352.70 - Step 4: Simplify right side
1,348,019,946.30x = 2,421,434,114,489,233,408 - Step 5: Solve for x
x = 2,421,434,114,489,233,408/1,348,019,946.30 - Step 6: Final answer
x = 1,796,289,529.05
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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.