Finding the Fourth Proportional to 32,128,479,249.08, 48,192,718,873.61 and 28,638,825,066.68
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Solution
The fourth proportional to 32,128,479,249.08, 48,192,718,873.61 and 28,638,825,066.68 is: 42,958,237,600.01
Step by Step Solution
- Step 1: Write the proportion equation
32,128,479,249.08 : 48,192,718,873.61 = 28,638,825,066.68 : x - Step 2: Convert to fraction form
32,128,479,249.08/48,192,718,873.61 = 28,638,825,066.68/x - Step 3: Cross multiply
32,128,479,249.08x = 48,192,718,873.61 × 28,638,825,066.68 - Step 4: Simplify right side
32,128,479,249.08x = 1,380,182,845,308,849,356,800 - Step 5: Solve for x
x = 1,380,182,845,308,849,356,800/32,128,479,249.08 - Step 6: Final answer
x = 42,958,237,600.01
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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.