Finding the Fourth Proportional to 281,592,514.13, 388,569,670.29 and 162,553,456.53
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Solution
The fourth proportional to 281,592,514.13, 388,569,670.29 and 162,553,456.53 is: 224,307,607.06
Step by Step Solution
- Step 1: Write the proportion equation
281,592,514.13 : 388,569,670.29 = 162,553,456.53 : x - Step 2: Convert to fraction form
281,592,514.13/388,569,670.29 = 162,553,456.53/x - Step 3: Cross multiply
281,592,514.13x = 388,569,670.29 × 162,553,456.53 - Step 4: Simplify right side
281,592,514.13x = 63,163,343,008,361,952 - Step 5: Solve for x
x = 63,163,343,008,361,952/281,592,514.13 - Step 6: Final answer
x = 224,307,607.06
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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.