Finding the Fourth Proportional to 66,449,552.70, 99,674,329.05 and 49,443,440.70
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Solution
The fourth proportional to 66,449,552.70, 99,674,329.05 and 49,443,440.70 is: 74,165,161.05
Step by Step Solution
- Step 1: Write the proportion equation
66,449,552.70 : 99,674,329.05 = 49,443,440.70 : x - Step 2: Convert to fraction form
66,449,552.70/99,674,329.05 = 49,443,440.70/x - Step 3: Cross multiply
66,449,552.70x = 99,674,329.05 × 49,443,440.70 - Step 4: Simplify right side
66,449,552.70x = 4,928,241,777,695,962 - Step 5: Solve for x
x = 4,928,241,777,695,962/66,449,552.70 - Step 6: Final answer
x = 74,165,161.05
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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.