Finding the Fourth Proportional to 3,359,236,817.80, 5,038,855,226.70 and 2,053,167,416.20
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Solution
The fourth proportional to 3,359,236,817.80, 5,038,855,226.70 and 2,053,167,416.20 is: 3,079,751,124.30
Step by Step Solution
- Step 1: Write the proportion equation
3,359,236,817.80 : 5,038,855,226.70 = 2,053,167,416.20 : x - Step 2: Convert to fraction form
3,359,236,817.80/5,038,855,226.70 = 2,053,167,416.20/x - Step 3: Cross multiply
3,359,236,817.80x = 5,038,855,226.70 × 2,053,167,416.20 - Step 4: Simplify right side
3,359,236,817.80x = 10,345,613,366,409,504,768 - Step 5: Solve for x
x = 10,345,613,366,409,504,768/3,359,236,817.80 - Step 6: Final answer
x = 3,079,751,124.30
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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.