Finding the Fourth Proportional to 88,586,848.80, 132,880,273.20 and 48,276,064.80
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Solution
The fourth proportional to 88,586,848.80, 132,880,273.20 and 48,276,064.80 is: 72,414,097.20
Step by Step Solution
- Step 1: Write the proportion equation
88,586,848.80 : 132,880,273.20 = 48,276,064.80 : x - Step 2: Convert to fraction form
88,586,848.80/132,880,273.20 = 48,276,064.80/x - Step 3: Cross multiply
88,586,848.80x = 132,880,273.20 × 48,276,064.80 - Step 4: Simplify right side
88,586,848.80x = 6,414,936,679,644,903 - Step 5: Solve for x
x = 6,414,936,679,644,903/88,586,848.80 - Step 6: Final answer
x = 72,414,097.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.