Finding the Fourth Proportional to 94,178,192.14, 129,976,668.26 and 52,366,426.30
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Solution
The fourth proportional to 94,178,192.14, 129,976,668.26 and 52,366,426.30 is: 72,271,652.96
Step by Step Solution
- Step 1: Write the proportion equation
94,178,192.14 : 129,976,668.26 = 52,366,426.30 : x - Step 2: Convert to fraction form
94,178,192.14/129,976,668.26 = 52,366,426.30/x - Step 3: Cross multiply
94,178,192.14x = 129,976,668.26 × 52,366,426.30 - Step 4: Simplify right side
94,178,192.14x = 6,806,413,619,156,839 - Step 5: Solve for x
x = 6,806,413,619,156,839/94,178,192.14 - Step 6: Final answer
x = 72,271,652.96
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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.