Finding the Fourth Proportional to 104,207,868.13, 156,114,501.98 and 69,559,795.75
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Solution
The fourth proportional to 104,207,868.13, 156,114,501.98 and 69,559,795.75 is: 104,207,993.76
Step by Step Solution
- Step 1: Write the proportion equation
104,207,868.13 : 156,114,501.98 = 69,559,795.75 : x - Step 2: Convert to fraction form
104,207,868.13/156,114,501.98 = 69,559,795.75/x - Step 3: Cross multiply
104,207,868.13x = 156,114,501.98 × 69,559,795.75 - Step 4: Simplify right side
104,207,868.13x = 10,859,292,871,341,770 - Step 5: Solve for x
x = 10,859,292,871,341,770/104,207,868.13 - Step 6: Final answer
x = 104,207,993.76
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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.