Finding the Fourth Proportional to 234,314,152.68, 323,353,523.70 and 129,891,959.40
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Solution
The fourth proportional to 234,314,152.68, 323,353,523.70 and 129,891,959.40 is: 179,250,900.09
Step by Step Solution
- Step 1: Write the proportion equation
234,314,152.68 : 323,353,523.70 = 129,891,959.40 : x - Step 2: Convert to fraction form
234,314,152.68/323,353,523.70 = 129,891,959.40/x - Step 3: Cross multiply
234,314,152.68x = 323,353,523.70 × 129,891,959.40 - Step 4: Simplify right side
234,314,152.68x = 42,001,022,772,287,336 - Step 5: Solve for x
x = 42,001,022,772,287,336/234,314,152.68 - Step 6: Final answer
x = 179,250,900.09
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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.