Finding the Fourth Proportional to 100,737,986.40, 151,069,654.80 and 32,582,901.60
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Solution
The fourth proportional to 100,737,986.40, 151,069,654.80 and 32,582,901.60 is: 48,862,279.99
Step by Step Solution
- Step 1: Write the proportion equation
100,737,986.40 : 151,069,654.80 = 32,582,901.60 : x - Step 2: Convert to fraction form
100,737,986.40/151,069,654.80 = 32,582,901.60/x - Step 3: Cross multiply
100,737,986.40x = 151,069,654.80 × 32,582,901.60 - Step 4: Simplify right side
100,737,986.40x = 4,922,287,697,094,368 - Step 5: Solve for x
x = 4,922,287,697,094,368/100,737,986.40 - Step 6: Final answer
x = 48,862,279.99
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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.