Finding the Fourth Proportional to 4,403,456,331.60, 6,605,184,497.40 and 4,199,382,987.60
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Solution
The fourth proportional to 4,403,456,331.60, 6,605,184,497.40 and 4,199,382,987.60 is: 6,299,074,481.40
Step by Step Solution
- Step 1: Write the proportion equation
4,403,456,331.60 : 6,605,184,497.40 = 4,199,382,987.60 : x - Step 2: Convert to fraction form
4,403,456,331.60/6,605,184,497.40 = 4,199,382,987.60/x - Step 3: Cross multiply
4,403,456,331.60x = 6,605,184,497.40 × 4,199,382,987.60 - Step 4: Simplify right side
4,403,456,331.60x = 27,737,699,408,340,815,872 - Step 5: Solve for x
x = 27,737,699,408,340,815,872/4,403,456,331.60 - Step 6: Final answer
x = 6,299,074,481.40
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Similar ratio
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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.