Finding the Fourth Proportional to 417,735,532.24, 576,490,592.28 and 250,499,021.14
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Solution
The fourth proportional to 417,735,532.24, 576,490,592.28 and 250,499,021.14 is: 345,697,978.55
Step by Step Solution
- Step 1: Write the proportion equation
417,735,532.24 : 576,490,592.28 = 250,499,021.14 : x - Step 2: Convert to fraction form
417,735,532.24/576,490,592.28 = 250,499,021.14/x - Step 3: Cross multiply
417,735,532.24x = 576,490,592.28 × 250,499,021.14 - Step 4: Simplify right side
417,735,532.24x = 144,410,329,062,558,816 - Step 5: Solve for x
x = 144,410,329,062,558,816/417,735,532.24 - Step 6: Final answer
x = 345,697,978.55
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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.