Finding the Fourth Proportional to 4,088,721,347.40, 6,133,082,021.10 and 3,109,169,296.20
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Solution
The fourth proportional to 4,088,721,347.40, 6,133,082,021.10 and 3,109,169,296.20 is: 4,663,753,944.30
Step by Step Solution
- Step 1: Write the proportion equation
4,088,721,347.40 : 6,133,082,021.10 = 3,109,169,296.20 : x - Step 2: Convert to fraction form
4,088,721,347.40/6,133,082,021.10 = 3,109,169,296.20/x - Step 3: Cross multiply
4,088,721,347.40x = 6,133,082,021.10 × 3,109,169,296.20 - Step 4: Simplify right side
4,088,721,347.40x = 19,068,790,311,080,361,984 - Step 5: Solve for x
x = 19,068,790,311,080,361,984/4,088,721,347.40 - Step 6: Final answer
x = 4,663,753,944.30
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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.