Finding the Fourth Proportional to 2,616,328,090.80, 3,924,492,136.20 and 2,035,852,801.20
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Solution
The fourth proportional to 2,616,328,090.80, 3,924,492,136.20 and 2,035,852,801.20 is: 3,053,779,201.80
Step by Step Solution
- Step 1: Write the proportion equation
2,616,328,090.80 : 3,924,492,136.20 = 2,035,852,801.20 : x - Step 2: Convert to fraction form
2,616,328,090.80/3,924,492,136.20 = 2,035,852,801.20/x - Step 3: Cross multiply
2,616,328,090.80x = 3,924,492,136.20 × 2,035,852,801.20 - Step 4: Simplify right side
2,616,328,090.80x = 7,989,688,308,770,142,208 - Step 5: Solve for x
x = 7,989,688,308,770,142,208/2,616,328,090.80 - Step 6: Final answer
x = 3,053,779,201.80
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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.