Finding the Fourth Proportional to 5,668,895,459.80, 8,503,343,189.70 and 3,220,015,331.80
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Solution
The fourth proportional to 5,668,895,459.80, 8,503,343,189.70 and 3,220,015,331.80 is: 4,830,022,997.70
Step by Step Solution
- Step 1: Write the proportion equation
5,668,895,459.80 : 8,503,343,189.70 = 3,220,015,331.80 : x - Step 2: Convert to fraction form
5,668,895,459.80/8,503,343,189.70 = 3,220,015,331.80/x - Step 3: Cross multiply
5,668,895,459.80x = 8,503,343,189.70 × 3,220,015,331.80 - Step 4: Simplify right side
5,668,895,459.80x = 27,380,895,442,391,117,824 - Step 5: Solve for x
x = 27,380,895,442,391,117,824/5,668,895,459.80 - Step 6: Final answer
x = 4,830,022,997.70
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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.