Finding the Fourth Proportional to 7,745,157,278.92, 11,593,687,680.66 and 4,195,081,797.64
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Solution
The fourth proportional to 7,745,157,278.92, 11,593,687,680.66 and 4,195,081,797.64 is: 6,279,597,225.10
Step by Step Solution
- Step 1: Write the proportion equation
7,745,157,278.92 : 11,593,687,680.66 = 4,195,081,797.64 : x - Step 2: Convert to fraction form
7,745,157,278.92/11,593,687,680.66 = 4,195,081,797.64/x - Step 3: Cross multiply
7,745,157,278.92x = 11,593,687,680.66 × 4,195,081,797.64 - Step 4: Simplify right side
7,745,157,278.92x = 48,636,468,156,659,875,840 - Step 5: Solve for x
x = 48,636,468,156,659,875,840/7,745,157,278.92 - Step 6: Final answer
x = 6,279,597,225.10
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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.