Finding the Fourth Proportional to 232,764,534.63, 321,292,894.85 and 138,708,175.83
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Solution
The fourth proportional to 232,764,534.63, 321,292,894.85 and 138,708,175.83 is: 191,463,667.02
Step by Step Solution
- Step 1: Write the proportion equation
232,764,534.63 : 321,292,894.85 = 138,708,175.83 : x - Step 2: Convert to fraction form
232,764,534.63/321,292,894.85 = 138,708,175.83/x - Step 3: Cross multiply
232,764,534.63x = 321,292,894.85 × 138,708,175.83 - Step 4: Simplify right side
232,764,534.63x = 44,565,951,351,783,512 - Step 5: Solve for x
x = 44,565,951,351,783,512/232,764,534.63 - Step 6: Final answer
x = 191,463,667.02
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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.