Finding the Fourth Proportional to 245,936,245.70, 368,968,978.19 and 88,385,167.26
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Solution
The fourth proportional to 245,936,245.70, 368,968,978.19 and 88,385,167.26 is: 132,600,970.47
Step by Step Solution
- Step 1: Write the proportion equation
245,936,245.70 : 368,968,978.19 = 88,385,167.26 : x - Step 2: Convert to fraction form
245,936,245.70/368,968,978.19 = 88,385,167.26/x - Step 3: Cross multiply
245,936,245.70x = 368,968,978.19 × 88,385,167.26 - Step 4: Simplify right side
245,936,245.70x = 32,611,384,852,691,496 - Step 5: Solve for x
x = 32,611,384,852,691,496/245,936,245.70 - Step 6: Final answer
x = 132,600,970.47
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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.