Finding the Fourth Proportional to 4,042,560,542.70, 6,063,840,814.05 and 1,971,216,101.10
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Solution
The fourth proportional to 4,042,560,542.70, 6,063,840,814.05 and 1,971,216,101.10 is: 2,956,824,151.65
Step by Step Solution
- Step 1: Write the proportion equation
4,042,560,542.70 : 6,063,840,814.05 = 1,971,216,101.10 : x - Step 2: Convert to fraction form
4,042,560,542.70/6,063,840,814.05 = 1,971,216,101.10/x - Step 3: Cross multiply
4,042,560,542.70x = 6,063,840,814.05 × 1,971,216,101.10 - Step 4: Simplify right side
4,042,560,542.70x = 11,953,140,647,162,691,584 - Step 5: Solve for x
x = 11,953,140,647,162,691,584/4,042,560,542.70 - Step 6: Final answer
x = 2,956,824,151.65
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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.