Finding the Fourth Proportional to 95,620,234.20, 143,430,351.30 and 87,967,483.80
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Solution
The fourth proportional to 95,620,234.20, 143,430,351.30 and 87,967,483.80 is: 131,951,225.70
Step by Step Solution
- Step 1: Write the proportion equation
95,620,234.20 : 143,430,351.30 = 87,967,483.80 : x - Step 2: Convert to fraction form
95,620,234.20/143,430,351.30 = 87,967,483.80/x - Step 3: Cross multiply
95,620,234.20x = 143,430,351.30 × 87,967,483.80 - Step 4: Simplify right side
95,620,234.20x = 12,617,207,104,411,060 - Step 5: Solve for x
x = 12,617,207,104,411,060/95,620,234.20 - Step 6: Final answer
x = 131,951,225.70
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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.