Finding the Fourth Proportional to 225,306,552.44, 310,971,551.82 and 137,229,588.92
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Solution
The fourth proportional to 225,306,552.44, 310,971,551.82 and 137,229,588.92 is: 189,406,378.82
Step by Step Solution
- Step 1: Write the proportion equation
225,306,552.44 : 310,971,551.82 = 137,229,588.92 : x - Step 2: Convert to fraction form
225,306,552.44/310,971,551.82 = 137,229,588.92/x - Step 3: Cross multiply
225,306,552.44x = 310,971,551.82 × 137,229,588.92 - Step 4: Simplify right side
225,306,552.44x = 42,674,498,222,073,072 - Step 5: Solve for x
x = 42,674,498,222,073,072/225,306,552.44 - Step 6: Final answer
x = 189,406,378.82
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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.