Finding the Fourth Proportional to 104,228,505.49, 156,241,090.08 and 49,626,420.07
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Solution
The fourth proportional to 104,228,505.49, 156,241,090.08 and 49,626,420.07 is: 74,391,222.75
Step by Step Solution
- Step 1: Write the proportion equation
104,228,505.49 : 156,241,090.08 = 49,626,420.07 : x - Step 2: Convert to fraction form
104,228,505.49/156,241,090.08 = 49,626,420.07/x - Step 3: Cross multiply
104,228,505.49x = 156,241,090.08 × 49,626,420.07 - Step 4: Simplify right side
104,228,505.49x = 7,753,685,968,504,791 - Step 5: Solve for x
x = 7,753,685,968,504,791/104,228,505.49 - Step 6: Final answer
x = 74,391,222.75
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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.