Finding the Fourth Proportional to 524,505,850.50, 723,799,062.18 and 289,551,454.14
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Solution
The fourth proportional to 524,505,850.50, 723,799,062.18 and 289,551,454.14 is: 399,570,511.48
Step by Step Solution
- Step 1: Write the proportion equation
524,505,850.50 : 723,799,062.18 = 289,551,454.14 : x - Step 2: Convert to fraction form
524,505,850.50/723,799,062.18 = 289,551,454.14/x - Step 3: Cross multiply
524,505,850.50x = 723,799,062.18 × 289,551,454.14 - Step 4: Simplify right side
524,505,850.50x = 209,577,070,959,387,264 - Step 5: Solve for x
x = 209,577,070,959,387,264/524,505,850.50 - Step 6: Final answer
x = 399,570,511.48
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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.