Finding the Fourth Proportional to 2,253,341,491.48, 3,377,626,689.06 and 757,949,471.74
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Solution
The fourth proportional to 2,253,341,491.48, 3,377,626,689.06 and 757,949,471.74 is: 1,136,121,788.19
Step by Step Solution
- Step 1: Write the proportion equation
2,253,341,491.48 : 3,377,626,689.06 = 757,949,471.74 : x - Step 2: Convert to fraction form
2,253,341,491.48/3,377,626,689.06 = 757,949,471.74/x - Step 3: Cross multiply
2,253,341,491.48x = 3,377,626,689.06 × 757,949,471.74 - Step 4: Simplify right side
2,253,341,491.48x = 2,560,070,364,707,952,128 - Step 5: Solve for x
x = 2,560,070,364,707,952,128/2,253,341,491.48 - Step 6: Final answer
x = 1,136,121,788.19
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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.