Finding the Fourth Proportional to 576,504,182.37, 864,577,423.67 and 207,991,228.53
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Solution
The fourth proportional to 576,504,182.37, 864,577,423.67 and 207,991,228.53 is: 311,922,317.32
Step by Step Solution
- Step 1: Write the proportion equation
576,504,182.37 : 864,577,423.67 = 207,991,228.53 : x - Step 2: Convert to fraction form
576,504,182.37/864,577,423.67 = 207,991,228.53/x - Step 3: Cross multiply
576,504,182.37x = 864,577,423.67 × 207,991,228.53 - Step 4: Simplify right side
576,504,182.37x = 179,824,520,507,385,632 - Step 5: Solve for x
x = 179,824,520,507,385,632/576,504,182.37 - Step 6: Final answer
x = 311,922,317.32
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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.