Finding the Fourth Proportional to 66,430,244.80, 99,645,367.20 and 62,391,293.20
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Solution
The fourth proportional to 66,430,244.80, 99,645,367.20 and 62,391,293.20 is: 93,586,939.80
Step by Step Solution
- Step 1: Write the proportion equation
66,430,244.80 : 99,645,367.20 = 62,391,293.20 : x - Step 2: Convert to fraction form
66,430,244.80/99,645,367.20 = 62,391,293.20/x - Step 3: Cross multiply
66,430,244.80x = 99,645,367.20 × 62,391,293.20 - Step 4: Simplify right side
66,430,244.80x = 6,217,003,320,996,864 - Step 5: Solve for x
x = 6,217,003,320,996,864/66,430,244.80 - Step 6: Final answer
x = 93,586,939.80
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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.