Finding the Fourth Proportional to 2,192,201,829.90, 3,288,302,744.85 and 1,727,297,243.10
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Solution
The fourth proportional to 2,192,201,829.90, 3,288,302,744.85 and 1,727,297,243.10 is: 2,590,945,864.65
Step by Step Solution
- Step 1: Write the proportion equation
2,192,201,829.90 : 3,288,302,744.85 = 1,727,297,243.10 : x - Step 2: Convert to fraction form
2,192,201,829.90/3,288,302,744.85 = 1,727,297,243.10/x - Step 3: Cross multiply
2,192,201,829.90x = 3,288,302,744.85 × 1,727,297,243.10 - Step 4: Simplify right side
2,192,201,829.90x = 5,679,876,265,657,567,232 - Step 5: Solve for x
x = 5,679,876,265,657,567,232/2,192,201,829.90 - Step 6: Final answer
x = 2,590,945,864.65
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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.