Finding the Fourth Proportional to 328,799,283.37, 453,739,394.97 and 178,088,189.68
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Solution
The fourth proportional to 328,799,283.37, 453,739,394.97 and 178,088,189.68 is: 245,759,743.17
Step by Step Solution
- Step 1: Write the proportion equation
328,799,283.37 : 453,739,394.97 = 178,088,189.68 : x - Step 2: Convert to fraction form
328,799,283.37/453,739,394.97 = 178,088,189.68/x - Step 3: Cross multiply
328,799,283.37x = 453,739,394.97 × 178,088,189.68 - Step 4: Simplify right side
328,799,283.37x = 80,805,627,436,705,808 - Step 5: Solve for x
x = 80,805,627,436,705,808/328,799,283.37 - Step 6: Final answer
x = 245,759,743.17
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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.