Finding the Fourth Proportional to 2,016,128,520.70, 3,024,192,781.05 and 1,607,981,832.70
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Solution
The fourth proportional to 2,016,128,520.70, 3,024,192,781.05 and 1,607,981,832.70 is: 2,411,972,749.05
Step by Step Solution
- Step 1: Write the proportion equation
2,016,128,520.70 : 3,024,192,781.05 = 1,607,981,832.70 : x - Step 2: Convert to fraction form
2,016,128,520.70/3,024,192,781.05 = 1,607,981,832.70/x - Step 3: Cross multiply
2,016,128,520.70x = 3,024,192,781.05 × 1,607,981,832.70 - Step 4: Simplify right side
2,016,128,520.70x = 4,862,847,050,510,888,960 - Step 5: Solve for x
x = 4,862,847,050,510,888,960/2,016,128,520.70 - Step 6: Final answer
x = 2,411,972,749.05
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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.