Finding the Fourth Proportional to 232,660,777.52, 321,052,993.80 and 134,881,932.08
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Solution
The fourth proportional to 232,660,777.52, 321,052,993.80 and 134,881,932.08 is: 186,126,121.32
Step by Step Solution
- Step 1: Write the proportion equation
232,660,777.52 : 321,052,993.80 = 134,881,932.08 : x - Step 2: Convert to fraction form
232,660,777.52/321,052,993.80 = 134,881,932.08/x - Step 3: Cross multiply
232,660,777.52x = 321,052,993.80 × 134,881,932.08 - Step 4: Simplify right side
232,660,777.52x = 43,304,248,103,812,264 - Step 5: Solve for x
x = 43,304,248,103,812,264/232,660,777.52 - Step 6: Final answer
x = 186,126,121.32
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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.