Finding the Fourth Proportional to 3,326,458,467.20, 4,989,687,700.80 and 3,173,403,459.20
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Solution
The fourth proportional to 3,326,458,467.20, 4,989,687,700.80 and 3,173,403,459.20 is: 4,760,105,188.80
Step by Step Solution
- Step 1: Write the proportion equation
3,326,458,467.20 : 4,989,687,700.80 = 3,173,403,459.20 : x - Step 2: Convert to fraction form
3,326,458,467.20/4,989,687,700.80 = 3,173,403,459.20/x - Step 3: Cross multiply
3,326,458,467.20x = 4,989,687,700.80 × 3,173,403,459.20 - Step 4: Simplify right side
3,326,458,467.20x = 15,834,292,210,046,414,848 - Step 5: Solve for x
x = 15,834,292,210,046,414,848/3,326,458,467.20 - Step 6: Final answer
x = 4,760,105,188.80
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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.