Finding the Fourth Proportional to 2,331,688,327.20, 3,492,430,657.20 and 2,025,578,311.20
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Solution
The fourth proportional to 2,331,688,327.20, 3,492,430,657.20 and 2,025,578,311.20 is: 3,033,935,414.98
Step by Step Solution
- Step 1: Write the proportion equation
2,331,688,327.20 : 3,492,430,657.20 = 2,025,578,311.20 : x - Step 2: Convert to fraction form
2,331,688,327.20/3,492,430,657.20 = 2,025,578,311.20/x - Step 3: Cross multiply
2,331,688,327.20x = 3,492,430,657.20 × 2,025,578,311.20 - Step 4: Simplify right side
2,331,688,327.20x = 7,074,191,792,594,281,472 - Step 5: Solve for x
x = 7,074,191,792,594,281,472/2,331,688,327.20 - Step 6: Final answer
x = 3,033,935,414.98
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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.