Finding the Fourth Proportional to 576,259,138.08, 864,119,596.68 and 207,745,555.68
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Solution
The fourth proportional to 576,259,138.08, 864,119,596.68 and 207,745,555.68 is: 311,521,317.27
Step by Step Solution
- Step 1: Write the proportion equation
576,259,138.08 : 864,119,596.68 = 207,745,555.68 : x - Step 2: Convert to fraction form
576,259,138.08/864,119,596.68 = 207,745,555.68/x - Step 3: Cross multiply
576,259,138.08x = 864,119,596.68 × 207,745,555.68 - Step 4: Simplify right side
576,259,138.08x = 179,517,005,786,264,064 - Step 5: Solve for x
x = 179,517,005,786,264,064/576,259,138.08 - Step 6: Final answer
x = 311,521,317.27
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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.