Finding the Fourth Proportional to 599,461,933.74, 827,215,472.73 and 348,548,524.41
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Solution
The fourth proportional to 599,461,933.74, 827,215,472.73 and 348,548,524.41 is: 480,972,545.81
Step by Step Solution
- Step 1: Write the proportion equation
599,461,933.74 : 827,215,472.73 = 348,548,524.41 : x - Step 2: Convert to fraction form
599,461,933.74/827,215,472.73 = 348,548,524.41/x - Step 3: Cross multiply
599,461,933.74x = 827,215,472.73 × 348,548,524.41 - Step 4: Simplify right side
599,461,933.74x = 288,324,732,389,162,112 - Step 5: Solve for x
x = 288,324,732,389,162,112/599,461,933.74 - Step 6: Final answer
x = 480,972,545.81
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1.5x scale
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.