Finding the Fourth Proportional to 4,028,519,253.60, 6,042,778,880.40 and 1,120,474,101.60
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Solution
The fourth proportional to 4,028,519,253.60, 6,042,778,880.40 and 1,120,474,101.60 is: 1,680,711,152.40
Step by Step Solution
- Step 1: Write the proportion equation
4,028,519,253.60 : 6,042,778,880.40 = 1,120,474,101.60 : x - Step 2: Convert to fraction form
4,028,519,253.60/6,042,778,880.40 = 1,120,474,101.60/x - Step 3: Cross multiply
4,028,519,253.60x = 6,042,778,880.40 × 1,120,474,101.60 - Step 4: Simplify right side
4,028,519,253.60x = 6,770,777,237,183,642,624 - Step 5: Solve for x
x = 6,770,777,237,183,642,624/4,028,519,253.60 - Step 6: Final answer
x = 1,680,711,152.40
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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.