Finding the Fourth Proportional to 243,239,576.18, 364,879,276.92 and 70,716,178.49
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Solution
The fourth proportional to 243,239,576.18, 364,879,276.92 and 70,716,178.49 is: 106,080,056.86
Step by Step Solution
- Step 1: Write the proportion equation
243,239,576.18 : 364,879,276.92 = 70,716,178.49 : x - Step 2: Convert to fraction form
243,239,576.18/364,879,276.92 = 70,716,178.49/x - Step 3: Cross multiply
243,239,576.18x = 364,879,276.92 × 70,716,178.49 - Step 4: Simplify right side
243,239,576.18x = 25,802,868,072,152,464 - Step 5: Solve for x
x = 25,802,868,072,152,464/243,239,576.18 - Step 6: Final answer
x = 106,080,056.86
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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.