Finding the Fourth Proportional to 576,169,045.92, 864,292,021.20 and 202,632,115.68
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Solution
The fourth proportional to 576,169,045.92, 864,292,021.20 and 202,632,115.68 is: 303,961,696.76
Step by Step Solution
- Step 1: Write the proportion equation
576,169,045.92 : 864,292,021.20 = 202,632,115.68 : x - Step 2: Convert to fraction form
576,169,045.92/864,292,021.20 = 202,632,115.68/x - Step 3: Cross multiply
576,169,045.92x = 864,292,021.20 × 202,632,115.68 - Step 4: Simplify right side
576,169,045.92x = 175,133,320,821,099,424 - Step 5: Solve for x
x = 175,133,320,821,099,424/576,169,045.92 - Step 6: Final answer
x = 303,961,696.76
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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.