Finding the Fourth Proportional to 8,288,157,033.85, 12,431,948,011.58 and 2,077,376,669.05
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Solution
The fourth proportional to 8,288,157,033.85, 12,431,948,011.58 and 2,077,376,669.05 is: 3,115,992,933.61
Step by Step Solution
- Step 1: Write the proportion equation
8,288,157,033.85 : 12,431,948,011.58 = 2,077,376,669.05 : x - Step 2: Convert to fraction form
8,288,157,033.85/12,431,948,011.58 = 2,077,376,669.05/x - Step 3: Cross multiply
8,288,157,033.85x = 12,431,948,011.58 × 2,077,376,669.05 - Step 4: Simplify right side
8,288,157,033.85x = 25,825,838,750,088,445,952 - Step 5: Solve for x
x = 25,825,838,750,088,445,952/8,288,157,033.85 - Step 6: Final answer
x = 3,115,992,933.61
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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.