Finding the Fourth Proportional to 96,210,859.73, 132,765,872.90 and 54,392,424.80
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Solution
The fourth proportional to 96,210,859.73, 132,765,872.90 and 54,392,424.80 is: 75,058,655.31
Step by Step Solution
- Step 1: Write the proportion equation
96,210,859.73 : 132,765,872.90 = 54,392,424.80 : x - Step 2: Convert to fraction form
96,210,859.73/132,765,872.90 = 54,392,424.80/x - Step 3: Cross multiply
96,210,859.73x = 132,765,872.90 × 54,392,424.80 - Step 4: Simplify right side
96,210,859.73x = 7,221,457,756,783,816 - Step 5: Solve for x
x = 7,221,457,756,783,816/96,210,859.73 - Step 6: Final answer
x = 75,058,655.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.