Finding the Fourth Proportional to 168,283,724.43, 252,505,528.17 and 116,547,943.08
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Solution
The fourth proportional to 168,283,724.43, 252,505,528.17 and 116,547,943.08 is: 174,877,279.57
Step by Step Solution
- Step 1: Write the proportion equation
168,283,724.43 : 252,505,528.17 = 116,547,943.08 : x - Step 2: Convert to fraction form
168,283,724.43/252,505,528.17 = 116,547,943.08/x - Step 3: Cross multiply
168,283,724.43x = 252,505,528.17 × 116,547,943.08 - Step 4: Simplify right side
168,283,724.43x = 29,428,999,924,542,496 - Step 5: Solve for x
x = 29,428,999,924,542,496/168,283,724.43 - Step 6: Final answer
x = 174,877,279.57
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.