Finding the Fourth Proportional to 300,784,784.06, 450,858,743.84 and 101,174,045.09
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Solution
The fourth proportional to 300,784,784.06, 450,858,743.84 and 101,174,045.09 is: 151,653,957.56
Step by Step Solution
- Step 1: Write the proportion equation
300,784,784.06 : 450,858,743.84 = 101,174,045.09 : x - Step 2: Convert to fraction form
300,784,784.06/450,858,743.84 = 101,174,045.09/x - Step 3: Cross multiply
300,784,784.06x = 450,858,743.84 × 101,174,045.09 - Step 4: Simplify right side
300,784,784.06x = 45,615,202,876,487,552 - Step 5: Solve for x
x = 45,615,202,876,487,552/300,784,784.06 - Step 6: Final answer
x = 151,653,957.56
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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.