Finding the Fourth Proportional to 186,777,392.64, 257,821,582.41 and 112,441,408.44
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Solution
The fourth proportional to 186,777,392.64, 257,821,582.41 and 112,441,408.44 is: 155,210,550.07
Step by Step Solution
- Step 1: Write the proportion equation
186,777,392.64 : 257,821,582.41 = 112,441,408.44 : x - Step 2: Convert to fraction form
186,777,392.64/257,821,582.41 = 112,441,408.44/x - Step 3: Cross multiply
186,777,392.64x = 257,821,582.41 × 112,441,408.44 - Step 4: Simplify right side
186,777,392.64x = 28,989,821,852,409,928 - Step 5: Solve for x
x = 28,989,821,852,409,928/186,777,392.64 - Step 6: Final answer
x = 155,210,550.07
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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.