Finding the Fourth Proportional to 4,224,459,427.20, 6,336,689,140.80 and 3,861,363,772.80
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Solution
The fourth proportional to 4,224,459,427.20, 6,336,689,140.80 and 3,861,363,772.80 is: 5,792,045,659.20
Step by Step Solution
- Step 1: Write the proportion equation
4,224,459,427.20 : 6,336,689,140.80 = 3,861,363,772.80 : x - Step 2: Convert to fraction form
4,224,459,427.20/6,336,689,140.80 = 3,861,363,772.80/x - Step 3: Cross multiply
4,224,459,427.20x = 6,336,689,140.80 × 3,861,363,772.80 - Step 4: Simplify right side
4,224,459,427.20x = 24,468,261,887,780,282,368 - Step 5: Solve for x
x = 24,468,261,887,780,282,368/4,224,459,427.20 - Step 6: Final answer
x = 5,792,045,659.20
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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.