Finding the Fourth Proportional to 4,149,053,931.42, 5,725,711,676.07 and 2,243,815,406.73
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Solution
The fourth proportional to 4,149,053,931.42, 5,725,711,676.07 and 2,243,815,406.73 is: 3,096,474,590.50
Step by Step Solution
- Step 1: Write the proportion equation
4,149,053,931.42 : 5,725,711,676.07 = 2,243,815,406.73 : x - Step 2: Convert to fraction form
4,149,053,931.42/5,725,711,676.07 = 2,243,815,406.73/x - Step 3: Cross multiply
4,149,053,931.42x = 5,725,711,676.07 × 2,243,815,406.73 - Step 4: Simplify right side
4,149,053,931.42x = 12,847,440,073,259,716,608 - Step 5: Solve for x
x = 12,847,440,073,259,716,608/4,149,053,931.42 - Step 6: Final answer
x = 3,096,474,590.50
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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.