Finding the Fourth Proportional to 66,163,080.70, 99,244,621.05 and 37,465,266.70
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Solution
The fourth proportional to 66,163,080.70, 99,244,621.05 and 37,465,266.70 is: 56,197,900.05
Step by Step Solution
- Step 1: Write the proportion equation
66,163,080.70 : 99,244,621.05 = 37,465,266.70 : x - Step 2: Convert to fraction form
66,163,080.70/99,244,621.05 = 37,465,266.70/x - Step 3: Cross multiply
66,163,080.70x = 99,244,621.05 × 37,465,266.70 - Step 4: Simplify right side
66,163,080.70x = 3,718,226,196,178,684 - Step 5: Solve for x
x = 3,718,226,196,178,684/66,163,080.70 - Step 6: Final answer
x = 56,197,900.05
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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.