Finding the Fourth Proportional to 151,127,717.85, 226,683,049.91 and 66,972,866.09
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Solution
The fourth proportional to 151,127,717.85, 226,683,049.91 and 66,972,866.09 is: 100,455,520.41
Step by Step Solution
- Step 1: Write the proportion equation
151,127,717.85 : 226,683,049.91 = 66,972,866.09 : x - Step 2: Convert to fraction form
151,127,717.85/226,683,049.91 = 66,972,866.09/x - Step 3: Cross multiply
151,127,717.85x = 226,683,049.91 × 66,972,866.09 - Step 4: Simplify right side
151,127,717.85x = 15,181,613,545,026,938 - Step 5: Solve for x
x = 15,181,613,545,026,938/151,127,717.85 - Step 6: Final answer
x = 100,455,520.41
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.