Finding the Fourth Proportional to 338,916,330.24, 467,667,109.80 and 190,203,341.28
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Solution
The fourth proportional to 338,916,330.24, 467,667,109.80 and 190,203,341.28 is: 262,459,607.15
Step by Step Solution
- Step 1: Write the proportion equation
338,916,330.24 : 467,667,109.80 = 190,203,341.28 : x - Step 2: Convert to fraction form
338,916,330.24/467,667,109.80 = 190,203,341.28/x - Step 3: Cross multiply
338,916,330.24x = 467,667,109.80 × 190,203,341.28 - Step 4: Simplify right side
338,916,330.24x = 88,951,846,890,720,640 - Step 5: Solve for x
x = 88,951,846,890,720,640/338,916,330.24 - Step 6: Final answer
x = 262,459,607.15
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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.