Finding the Fourth Proportional to 154,322,571.06, 232,407,660.51 and 140,547,620.34
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Solution
The fourth proportional to 154,322,571.06, 232,407,660.51 and 140,547,620.34 is: 211,662,774.99
Step by Step Solution
- Step 1: Write the proportion equation
154,322,571.06 : 232,407,660.51 = 140,547,620.34 : x - Step 2: Convert to fraction form
154,322,571.06/232,407,660.51 = 140,547,620.34/x - Step 3: Cross multiply
154,322,571.06x = 232,407,660.51 × 140,547,620.34 - Step 4: Simplify right side
154,322,571.06x = 32,664,343,633,467,092 - Step 5: Solve for x
x = 32,664,343,633,467,092/154,322,571.06 - Step 6: Final answer
x = 211,662,774.99
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.