Finding the Fourth Proportional to 331,509,546, 457,515,498.96 and 247,732,201.80
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Solution
The fourth proportional to 331,509,546, 457,515,498.96 and 247,732,201.80 is: 341,894,594.84
Step by Step Solution
- Step 1: Write the proportion equation
331,509,546 : 457,515,498.96 = 247,732,201.80 : x - Step 2: Convert to fraction form
331,509,546/457,515,498.96 = 247,732,201.80/x - Step 3: Cross multiply
331,509,546x = 457,515,498.96 × 247,732,201.80 - Step 4: Simplify right side
331,509,546x = 113,341,321,914,986,416 - Step 5: Solve for x
x = 113,341,321,914,986,416/331,509,546 - Step 6: Final answer
x = 341,894,594.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.