Finding the Fourth Proportional to 5,029,325,037.68, 6,940,155,832.19 and 2,771,138,193.66
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Solution
The fourth proportional to 5,029,325,037.68, 6,940,155,832.19 and 2,771,138,193.66 is: 3,823,998,399.87
Step by Step Solution
- Step 1: Write the proportion equation
5,029,325,037.68 : 6,940,155,832.19 = 2,771,138,193.66 : x - Step 2: Convert to fraction form
5,029,325,037.68/6,940,155,832.19 = 2,771,138,193.66/x - Step 3: Cross multiply
5,029,325,037.68x = 6,940,155,832.19 × 2,771,138,193.66 - Step 4: Simplify right side
5,029,325,037.68x = 19,232,130,896,499,208,192 - Step 5: Solve for x
x = 19,232,130,896,499,208,192/5,029,325,037.68 - Step 6: Final answer
x = 3,823,998,399.87
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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.