Finding the Fourth Proportional to 5,196,676,517.20, 7,795,014,775.80 and 1,702,239,365.80
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Solution
The fourth proportional to 5,196,676,517.20, 7,795,014,775.80 and 1,702,239,365.80 is: 2,553,359,048.70
Step by Step Solution
- Step 1: Write the proportion equation
5,196,676,517.20 : 7,795,014,775.80 = 1,702,239,365.80 : x - Step 2: Convert to fraction form
5,196,676,517.20/7,795,014,775.80 = 1,702,239,365.80/x - Step 3: Cross multiply
5,196,676,517.20x = 7,795,014,775.80 × 1,702,239,365.80 - Step 4: Simplify right side
5,196,676,517.20x = 13,268,981,008,359,421,952 - Step 5: Solve for x
x = 13,268,981,008,359,421,952/5,196,676,517.20 - Step 6: Final answer
x = 2,553,359,048.70
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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.