Finding the Fourth Proportional to 302,702,367.44, 417,729,251.08 and 163,473,115.79
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Solution
The fourth proportional to 302,702,367.44, 417,729,251.08 and 163,473,115.79 is: 225,592,891.16
Step by Step Solution
- Step 1: Write the proportion equation
302,702,367.44 : 417,729,251.08 = 163,473,115.79 : x - Step 2: Convert to fraction form
302,702,367.44/417,729,251.08 = 163,473,115.79/x - Step 3: Cross multiply
302,702,367.44x = 417,729,251.08 × 163,473,115.79 - Step 4: Simplify right side
302,702,367.44x = 68,287,502,231,919,488 - Step 5: Solve for x
x = 68,287,502,231,919,488/302,702,367.44 - Step 6: Final answer
x = 225,592,891.16
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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.