Finding the Fourth Proportional to 202,302,057.99, 279,176,836.61 and 109,482,565.83
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Solution
The fourth proportional to 202,302,057.99, 279,176,836.61 and 109,482,565.83 is: 151,085,939.00
Step by Step Solution
- Step 1: Write the proportion equation
202,302,057.99 : 279,176,836.61 = 109,482,565.83 : x - Step 2: Convert to fraction form
202,302,057.99/279,176,836.61 = 109,482,565.83/x - Step 3: Cross multiply
202,302,057.99x = 279,176,836.61 × 109,482,565.83 - Step 4: Simplify right side
202,302,057.99x = 30,564,996,392,365,480 - Step 5: Solve for x
x = 30,564,996,392,365,480/202,302,057.99 - Step 6: Final answer
x = 151,085,939.00
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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.