Finding the Fourth Proportional to 6,129,723,153.96, 8,459,017,628.81 and 3,310,330,808.25
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Solution
The fourth proportional to 6,129,723,153.96, 8,459,017,628.81 and 3,310,330,808.25 is: 4,568,256,340.59
Step by Step Solution
- Step 1: Write the proportion equation
6,129,723,153.96 : 8,459,017,628.81 = 3,310,330,808.25 : x - Step 2: Convert to fraction form
6,129,723,153.96/8,459,017,628.81 = 3,310,330,808.25/x - Step 3: Cross multiply
6,129,723,153.96x = 8,459,017,628.81 × 3,310,330,808.25 - Step 4: Simplify right side
6,129,723,153.96x = 28,002,146,664,163,053,568 - Step 5: Solve for x
x = 28,002,146,664,163,053,568/6,129,723,153.96 - Step 6: Final answer
x = 4,568,256,340.59
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.