Finding the Fourth Proportional to 163,984,535.58, 226,151,992.08 and 136,062,957.12
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Solution
The fourth proportional to 163,984,535.58, 226,151,992.08 and 136,062,957.12 is: 187,645,186.74
Step by Step Solution
- Step 1: Write the proportion equation
163,984,535.58 : 226,151,992.08 = 136,062,957.12 : x - Step 2: Convert to fraction form
163,984,535.58/226,151,992.08 = 136,062,957.12/x - Step 3: Cross multiply
163,984,535.58x = 226,151,992.08 × 136,062,957.12 - Step 4: Simplify right side
163,984,535.58x = 30,770,908,800,983,624 - Step 5: Solve for x
x = 30,770,908,800,983,624/163,984,535.58 - Step 6: Final answer
x = 187,645,186.74
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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.