Finding the Fourth Proportional to 299,563,696.09, 413,398,460.70 and 167,404,692.76
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Solution
The fourth proportional to 299,563,696.09, 413,398,460.70 and 167,404,692.76 is: 231,018,789.01
Step by Step Solution
- Step 1: Write the proportion equation
299,563,696.09 : 413,398,460.70 = 167,404,692.76 : x - Step 2: Convert to fraction form
299,563,696.09/413,398,460.70 = 167,404,692.76/x - Step 3: Cross multiply
299,563,696.09x = 413,398,460.70 × 167,404,692.76 - Step 4: Simplify right side
299,563,696.09x = 69,204,842,300,940,432 - Step 5: Solve for x
x = 69,204,842,300,940,432/299,563,696.09 - Step 6: Final answer
x = 231,018,789.01
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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.