Finding the Fourth Proportional to 150,737,106.08, 208,028,248.80 and 84,661,520.24
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Solution
The fourth proportional to 150,737,106.08, 208,028,248.80 and 84,661,520.24 is: 116,839,099.90
Step by Step Solution
- Step 1: Write the proportion equation
150,737,106.08 : 208,028,248.80 = 84,661,520.24 : x - Step 2: Convert to fraction form
150,737,106.08/208,028,248.80 = 84,661,520.24/x - Step 3: Cross multiply
150,737,106.08x = 208,028,248.80 × 84,661,520.24 - Step 4: Simplify right side
150,737,106.08x = 17,611,987,796,272,956 - Step 5: Solve for x
x = 17,611,987,796,272,956/150,737,106.08 - Step 6: Final answer
x = 116,839,099.90
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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.