Finding the Fourth Proportional to 2,086,562,408.20, 3,129,843,612.30 and 1,474,342,376.20
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Solution
The fourth proportional to 2,086,562,408.20, 3,129,843,612.30 and 1,474,342,376.20 is: 2,211,513,564.30
Step by Step Solution
- Step 1: Write the proportion equation
2,086,562,408.20 : 3,129,843,612.30 = 1,474,342,376.20 : x - Step 2: Convert to fraction form
2,086,562,408.20/3,129,843,612.30 = 1,474,342,376.20/x - Step 3: Cross multiply
2,086,562,408.20x = 3,129,843,612.30 × 1,474,342,376.20 - Step 4: Simplify right side
2,086,562,408.20x = 4,614,461,068,492,774,400 - Step 5: Solve for x
x = 4,614,461,068,492,774,400/2,086,562,408.20 - Step 6: Final answer
x = 2,211,513,564.30
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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.