Finding the Fourth Proportional to 202,302,194.34, 279,177,024.82 and 109,482,702.18
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Solution
The fourth proportional to 202,302,194.34, 279,177,024.82 and 109,482,702.18 is: 151,086,127.19
Step by Step Solution
- Step 1: Write the proportion equation
202,302,194.34 : 279,177,024.82 = 109,482,702.18 : x - Step 2: Convert to fraction form
202,302,194.34/279,177,024.82 = 109,482,702.18/x - Step 3: Cross multiply
202,302,194.34x = 279,177,024.82 × 109,482,702.18 - Step 4: Simplify right side
202,302,194.34x = 30,565,055,063,866,528 - Step 5: Solve for x
x = 30,565,055,063,866,528/202,302,194.34 - Step 6: Final answer
x = 151,086,127.19
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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.