Finding the Fourth Proportional to 363,493,210,446.48, 545,239,815,707.24 and 121,470,320,611.49
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Solution
The fourth proportional to 363,493,210,446.48, 545,239,815,707.24 and 121,470,320,611.49 is: 182,205,480,929.77
Step by Step Solution
- Step 1: Write the proportion equation
363,493,210,446.48 : 545,239,815,707.24 = 121,470,320,611.49 : x - Step 2: Convert to fraction form
363,493,210,446.48/545,239,815,707.24 = 121,470,320,611.49/x - Step 3: Cross multiply
363,493,210,446.48x = 545,239,815,707.24 × 121,470,320,611.49 - Step 4: Simplify right side
363,493,210,446.48x = 66,230,455,224,108,165,627,904 - Step 5: Solve for x
x = 66,230,455,224,108,165,627,904/363,493,210,446.48 - Step 6: Final answer
x = 182,205,480,929.77
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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.