Finding the Fourth Proportional to 150,737,102.08, 208,028,243.28 and 84,661,516.24
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Solution
The fourth proportional to 150,737,102.08, 208,028,243.28 and 84,661,516.24 is: 116,839,094.38
Step by Step Solution
- Step 1: Write the proportion equation
150,737,102.08 : 208,028,243.28 = 84,661,516.24 : x - Step 2: Convert to fraction form
150,737,102.08/208,028,243.28 = 84,661,516.24/x - Step 3: Cross multiply
150,737,102.08x = 208,028,243.28 × 84,661,516.24 - Step 4: Simplify right side
150,737,102.08x = 17,611,986,496,828,390 - Step 5: Solve for x
x = 17,611,986,496,828,390/150,737,102.08 - Step 6: Final answer
x = 116,839,094.38
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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.