Finding the Fourth Proportional to 898,557,467.35, 1,347,981,032.83 and 276,772,410.12
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Solution
The fourth proportional to 898,557,467.35, 1,347,981,032.83 and 276,772,410.12 is: 415,203,226.07
Step by Step Solution
- Step 1: Write the proportion equation
898,557,467.35 : 1,347,981,032.83 = 276,772,410.12 : x - Step 2: Convert to fraction form
898,557,467.35/1,347,981,032.83 = 276,772,410.12/x - Step 3: Cross multiply
898,557,467.35x = 1,347,981,032.83 × 276,772,410.12 - Step 4: Simplify right side
898,557,467.35x = 373,083,959,252,405,952 - Step 5: Solve for x
x = 373,083,959,252,405,952/898,557,467.35 - Step 6: Final answer
x = 415,203,226.07
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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.