Finding the Fourth Proportional to 240,371,940.22, 360,557,349.69 and 157,894,310.68
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Solution
The fourth proportional to 240,371,940.22, 360,557,349.69 and 157,894,310.68 is: 236,841,097.75
Step by Step Solution
- Step 1: Write the proportion equation
240,371,940.22 : 360,557,349.69 = 157,894,310.68 : x - Step 2: Convert to fraction form
240,371,940.22/360,557,349.69 = 157,894,310.68/x - Step 3: Cross multiply
240,371,940.22x = 360,557,349.69 × 157,894,310.68 - Step 4: Simplify right side
240,371,940.22x = 56,929,954,189,910,264 - Step 5: Solve for x
x = 56,929,954,189,910,264/240,371,940.22 - Step 6: Final answer
x = 236,841,097.75
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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.