Finding the Fourth Proportional to 4,368,370,331.20, 6,552,555,496.80 and 1,609,978,964.80
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Solution
The fourth proportional to 4,368,370,331.20, 6,552,555,496.80 and 1,609,978,964.80 is: 2,414,968,447.20
Step by Step Solution
- Step 1: Write the proportion equation
4,368,370,331.20 : 6,552,555,496.80 = 1,609,978,964.80 : x - Step 2: Convert to fraction form
4,368,370,331.20/6,552,555,496.80 = 1,609,978,964.80/x - Step 3: Cross multiply
4,368,370,331.20x = 6,552,555,496.80 × 1,609,978,964.80 - Step 4: Simplify right side
4,368,370,331.20x = 10,549,476,515,532,613,632 - Step 5: Solve for x
x = 10,549,476,515,532,613,632/4,368,370,331.20 - Step 6: Final answer
x = 2,414,968,447.20
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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.