Finding the Fourth Proportional to 166,432,622.70, 249,649,711.65 and 58,727,246.70
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Solution
The fourth proportional to 166,432,622.70, 249,649,711.65 and 58,727,246.70 is: 88,091,144.43
Step by Step Solution
- Step 1: Write the proportion equation
166,432,622.70 : 249,649,711.65 = 58,727,246.70 : x - Step 2: Convert to fraction form
166,432,622.70/249,649,711.65 = 58,727,246.70/x - Step 3: Cross multiply
166,432,622.70x = 249,649,711.65 × 58,727,246.70 - Step 4: Simplify right side
166,432,622.70x = 14,661,240,204,653,416 - Step 5: Solve for x
x = 14,661,240,204,653,416/166,432,622.70 - Step 6: Final answer
x = 88,091,144.43
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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.