Finding the Fourth Proportional to 104,228,505.99, 156,241,090.83 and 49,626,420.57
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Solution
The fourth proportional to 104,228,505.99, 156,241,090.83 and 49,626,420.57 is: 74,391,223.50
Step by Step Solution
- Step 1: Write the proportion equation
104,228,505.99 : 156,241,090.83 = 49,626,420.57 : x - Step 2: Convert to fraction form
104,228,505.99/156,241,090.83 = 49,626,420.57/x - Step 3: Cross multiply
104,228,505.99x = 156,241,090.83 × 49,626,420.57 - Step 4: Simplify right side
104,228,505.99x = 7,753,686,083,845,151 - Step 5: Solve for x
x = 7,753,686,083,845,151/104,228,505.99 - Step 6: Final answer
x = 74,391,223.50
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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.