Finding the Fourth Proportional to 2,184,198,376.40, 3,276,297,564.60 and 803,727,234.80
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Solution
The fourth proportional to 2,184,198,376.40, 3,276,297,564.60 and 803,727,234.80 is: 1,205,590,852.20
Step by Step Solution
- Step 1: Write the proportion equation
2,184,198,376.40 : 3,276,297,564.60 = 803,727,234.80 : x - Step 2: Convert to fraction form
2,184,198,376.40/3,276,297,564.60 = 803,727,234.80/x - Step 3: Cross multiply
2,184,198,376.40x = 3,276,297,564.60 × 803,727,234.80 - Step 4: Simplify right side
2,184,198,376.40x = 2,633,249,581,977,932,288 - Step 5: Solve for x
x = 2,633,249,581,977,932,288/2,184,198,376.40 - Step 6: Final answer
x = 1,205,590,852.20
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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.