Finding the Fourth Proportional to 2,998,416,185.60, 4,497,624,278.40 and 1,770,952,812.80
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Solution
The fourth proportional to 2,998,416,185.60, 4,497,624,278.40 and 1,770,952,812.80 is: 2,656,429,219.20
Step by Step Solution
- Step 1: Write the proportion equation
2,998,416,185.60 : 4,497,624,278.40 = 1,770,952,812.80 : x - Step 2: Convert to fraction form
2,998,416,185.60/4,497,624,278.40 = 1,770,952,812.80/x - Step 3: Cross multiply
2,998,416,185.60x = 4,497,624,278.40 × 1,770,952,812.80 - Step 4: Simplify right side
2,998,416,185.60x = 7,965,080,366,750,049,280 - Step 5: Solve for x
x = 7,965,080,366,750,049,280/2,998,416,185.60 - Step 6: Final answer
x = 2,656,429,219.20
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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.