Finding the Fourth Proportional to 153,603,782.91, 230,405,896.11 and 62,727,371.91
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Solution
The fourth proportional to 153,603,782.91, 230,405,896.11 and 62,727,371.91 is: 94,091,148.42
Step by Step Solution
- Step 1: Write the proportion equation
153,603,782.91 : 230,405,896.11 = 62,727,371.91 : x - Step 2: Convert to fraction form
153,603,782.91/230,405,896.11 = 62,727,371.91/x - Step 3: Cross multiply
153,603,782.91x = 230,405,896.11 × 62,727,371.91 - Step 4: Simplify right side
153,603,782.91x = 14,452,756,335,548,792 - Step 5: Solve for x
x = 14,452,756,335,548,792/153,603,782.91 - Step 6: Final answer
x = 94,091,148.42
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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.