Finding the Fourth Proportional to 6,268,763,220.20, 9,403,144,830.30 and 1,906,688,493.80
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Solution
The fourth proportional to 6,268,763,220.20, 9,403,144,830.30 and 1,906,688,493.80 is: 2,860,032,740.70
Step by Step Solution
- Step 1: Write the proportion equation
6,268,763,220.20 : 9,403,144,830.30 = 1,906,688,493.80 : x - Step 2: Convert to fraction form
6,268,763,220.20/9,403,144,830.30 = 1,906,688,493.80/x - Step 3: Cross multiply
6,268,763,220.20x = 9,403,144,830.30 × 1,906,688,493.80 - Step 4: Simplify right side
6,268,763,220.20x = 17,928,868,053,467,961,344 - Step 5: Solve for x
x = 17,928,868,053,467,961,344/6,268,763,220.20 - Step 6: Final answer
x = 2,860,032,740.70
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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.