Finding the Fourth Proportional to 170,264,702.36, 234,965,287.11 and 91,948,248.94
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Solution
The fourth proportional to 170,264,702.36, 234,965,287.11 and 91,948,248.94 is: 126,888,582.37
Step by Step Solution
- Step 1: Write the proportion equation
170,264,702.36 : 234,965,287.11 = 91,948,248.94 : x - Step 2: Convert to fraction form
170,264,702.36/234,965,287.11 = 91,948,248.94/x - Step 3: Cross multiply
170,264,702.36x = 234,965,287.11 × 91,948,248.94 - Step 4: Simplify right side
170,264,702.36x = 21,604,646,710,237,480 - Step 5: Solve for x
x = 21,604,646,710,237,480/170,264,702.36 - Step 6: Final answer
x = 126,888,582.37
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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.