Finding the Fourth Proportional to 821,926,571.66, 1,232,758,618.02 and 239,524,587.00
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Solution
The fourth proportional to 821,926,571.66, 1,232,758,618.02 and 239,524,587.00 is: 359,248,634.90
Step by Step Solution
- Step 1: Write the proportion equation
821,926,571.66 : 1,232,758,618.02 = 239,524,587.00 : x - Step 2: Convert to fraction form
821,926,571.66/1,232,758,618.02 = 239,524,587.00/x - Step 3: Cross multiply
821,926,571.66x = 1,232,758,618.02 × 239,524,587.00 - Step 4: Simplify right side
821,926,571.66x = 295,275,998,856,246,592 - Step 5: Solve for x
x = 295,275,998,856,246,592/821,926,571.66 - Step 6: Final answer
x = 359,248,634.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.