Finding the Fourth Proportional to 95,620,232.70, 143,430,349.05 and 87,967,482.30
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Solution
The fourth proportional to 95,620,232.70, 143,430,349.05 and 87,967,482.30 is: 131,951,223.45
Step by Step Solution
- Step 1: Write the proportion equation
95,620,232.70 : 143,430,349.05 = 87,967,482.30 : x - Step 2: Convert to fraction form
95,620,232.70/143,430,349.05 = 87,967,482.30/x - Step 3: Cross multiply
95,620,232.70x = 143,430,349.05 × 87,967,482.30 - Step 4: Simplify right side
95,620,232.70x = 12,617,206,691,338,698 - Step 5: Solve for x
x = 12,617,206,691,338,698/95,620,232.70 - Step 6: Final answer
x = 131,951,223.45
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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.