Finding the Fourth Proportional to 248,832,311.70, 347,559,020.70 and 248,832,311.70
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Solution
The fourth proportional to 248,832,311.70, 347,559,020.70 and 248,832,311.70 is: 347,559,020.70
Step by Step Solution
- Step 1: Write the proportion equation
248,832,311.70 : 347,559,020.70 = 248,832,311.70 : x - Step 2: Convert to fraction form
248,832,311.70/347,559,020.70 = 248,832,311.70/x - Step 3: Cross multiply
248,832,311.70x = 347,559,020.70 × 248,832,311.70 - Step 4: Simplify right side
248,832,311.70x = 86,483,914,572,969,152 - Step 5: Solve for x
x = 86,483,914,572,969,152/248,832,311.70 - Step 6: Final answer
x = 347,559,020.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.