Finding the Fourth Proportional to 898,567,816.05, 1,347,787,798.06 and 276,718,204.35
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Solution
The fourth proportional to 898,567,816.05, 1,347,787,798.06 and 276,718,204.35 is: 415,057,620.20
Step by Step Solution
- Step 1: Write the proportion equation
898,567,816.05 : 1,347,787,798.06 = 276,718,204.35 : x - Step 2: Convert to fraction form
898,567,816.05/1,347,787,798.06 = 276,718,204.35/x - Step 3: Cross multiply
898,567,816.05x = 1,347,787,798.06 × 276,718,204.35 - Step 4: Simplify right side
898,567,816.05x = 372,957,419,316,572,864 - Step 5: Solve for x
x = 372,957,419,316,572,864/898,567,816.05 - Step 6: Final answer
x = 415,057,620.20
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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.