Finding the Fourth Proportional to 1,516,439,701.80, 2,274,659,552.70 and 367,582,357.80
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Solution
The fourth proportional to 1,516,439,701.80, 2,274,659,552.70 and 367,582,357.80 is: 551,373,536.70
Step by Step Solution
- Step 1: Write the proportion equation
1,516,439,701.80 : 2,274,659,552.70 = 367,582,357.80 : x - Step 2: Convert to fraction form
1,516,439,701.80/2,274,659,552.70 = 367,582,357.80/x - Step 3: Cross multiply
1,516,439,701.80x = 2,274,659,552.70 × 367,582,357.80 - Step 4: Simplify right side
1,516,439,701.80x = 836,124,721,573,759,360 - Step 5: Solve for x
x = 836,124,721,573,759,360/1,516,439,701.80 - Step 6: Final answer
x = 551,373,536.70
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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.