Finding the Fourth Proportional to 2,753,657,380.40, 4,130,486,070.60 and 2,209,461,796.40
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Solution
The fourth proportional to 2,753,657,380.40, 4,130,486,070.60 and 2,209,461,796.40 is: 3,314,192,694.60
Step by Step Solution
- Step 1: Write the proportion equation
2,753,657,380.40 : 4,130,486,070.60 = 2,209,461,796.40 : x - Step 2: Convert to fraction form
2,753,657,380.40/4,130,486,070.60 = 2,209,461,796.40/x - Step 3: Cross multiply
2,753,657,380.40x = 4,130,486,070.60 × 2,209,461,796.40 - Step 4: Simplify right side
2,753,657,380.40x = 9,126,151,173,553,053,696 - Step 5: Solve for x
x = 9,126,151,173,553,053,696/2,753,657,380.40 - Step 6: Final answer
x = 3,314,192,694.60
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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.