Finding the Fourth Proportional to 341,943,765.54, 471,882,796.11 and 185,310,864.42
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Solution
The fourth proportional to 341,943,765.54, 471,882,796.11 and 185,310,864.42 is: 255,729,209.49
Step by Step Solution
- Step 1: Write the proportion equation
341,943,765.54 : 471,882,796.11 = 185,310,864.42 : x - Step 2: Convert to fraction form
341,943,765.54/471,882,796.11 = 185,310,864.42/x - Step 3: Cross multiply
341,943,765.54x = 471,882,796.11 × 185,310,864.42 - Step 4: Simplify right side
341,943,765.54x = 87,445,008,852,070,704 - Step 5: Solve for x
x = 87,445,008,852,070,704/341,943,765.54 - Step 6: Final answer
x = 255,729,209.49
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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.