Finding the Fourth Proportional to 4,254,944,086.99, 6,377,338,324.68 and 1,980,356,712.58
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Solution
The fourth proportional to 4,254,944,086.99, 6,377,338,324.68 and 1,980,356,712.58 is: 2,968,171,731.87
Step by Step Solution
- Step 1: Write the proportion equation
4,254,944,086.99 : 6,377,338,324.68 = 1,980,356,712.58 : x - Step 2: Convert to fraction form
4,254,944,086.99/6,377,338,324.68 = 1,980,356,712.58/x - Step 3: Cross multiply
4,254,944,086.99x = 6,377,338,324.68 × 1,980,356,712.58 - Step 4: Simplify right side
4,254,944,086.99x = 12,629,404,759,673,729,024 - Step 5: Solve for x
x = 12,629,404,759,673,729,024/4,254,944,086.99 - Step 6: Final answer
x = 2,968,171,731.87
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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.