Finding the Fourth Proportional to 68,097,344.80, 102,146,017.20 and 32,265,536.80
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Solution
The fourth proportional to 68,097,344.80, 102,146,017.20 and 32,265,536.80 is: 48,398,305.20
Step by Step Solution
- Step 1: Write the proportion equation
68,097,344.80 : 102,146,017.20 = 32,265,536.80 : x - Step 2: Convert to fraction form
68,097,344.80/102,146,017.20 = 32,265,536.80/x - Step 3: Cross multiply
68,097,344.80x = 102,146,017.20 × 32,265,536.80 - Step 4: Simplify right side
68,097,344.80x = 3,295,796,076,940,033 - Step 5: Solve for x
x = 3,295,796,076,940,033/68,097,344.80 - Step 6: Final answer
x = 48,398,305.20
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1.5x scale
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.