Finding the Fourth Proportional to 4,090,267,234.60, 6,135,400,851.90 and 2,539,309,820.20
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Solution
The fourth proportional to 4,090,267,234.60, 6,135,400,851.90 and 2,539,309,820.20 is: 3,808,964,730.30
Step by Step Solution
- Step 1: Write the proportion equation
4,090,267,234.60 : 6,135,400,851.90 = 2,539,309,820.20 : x - Step 2: Convert to fraction form
4,090,267,234.60/6,135,400,851.90 = 2,539,309,820.20/x - Step 3: Cross multiply
4,090,267,234.60x = 6,135,400,851.90 × 2,539,309,820.20 - Step 4: Simplify right side
4,090,267,234.60x = 15,579,683,634,093,113,344 - Step 5: Solve for x
x = 15,579,683,634,093,113,344/4,090,267,234.60 - Step 6: Final answer
x = 3,808,964,730.30
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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.