Finding the Fourth Proportional to 4,518,216,059.60, 6,777,324,089.40 and 1,609,121,147.60
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Solution
The fourth proportional to 4,518,216,059.60, 6,777,324,089.40 and 1,609,121,147.60 is: 2,413,681,721.40
Step by Step Solution
- Step 1: Write the proportion equation
4,518,216,059.60 : 6,777,324,089.40 = 1,609,121,147.60 : x - Step 2: Convert to fraction form
4,518,216,059.60/6,777,324,089.40 = 1,609,121,147.60/x - Step 3: Cross multiply
4,518,216,059.60x = 6,777,324,089.40 × 1,609,121,147.60 - Step 4: Simplify right side
4,518,216,059.60x = 10,905,535,516,392,452,096 - Step 5: Solve for x
x = 10,905,535,516,392,452,096/4,518,216,059.60 - Step 6: Final answer
x = 2,413,681,721.40
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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.