Finding the Fourth Proportional to 84,266,163.90, 126,399,245.85 and 58,736,000.70
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Solution
The fourth proportional to 84,266,163.90, 126,399,245.85 and 58,736,000.70 is: 88,104,001.05
Step by Step Solution
- Step 1: Write the proportion equation
84,266,163.90 : 126,399,245.85 = 58,736,000.70 : x - Step 2: Convert to fraction form
84,266,163.90/126,399,245.85 = 58,736,000.70/x - Step 3: Cross multiply
84,266,163.90x = 126,399,245.85 × 58,736,000.70 - Step 4: Simplify right side
84,266,163.90x = 7,424,186,192,725,072 - Step 5: Solve for x
x = 7,424,186,192,725,072/84,266,163.90 - Step 6: Final answer
x = 88,104,001.05
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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.