Finding the Fourth Proportional to 69,871,980.80, 104,729,239.20 and 33,497,796.80
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Solution
The fourth proportional to 69,871,980.80, 104,729,239.20 and 33,497,796.80 is: 50,208,949.76
Step by Step Solution
- Step 1: Write the proportion equation
69,871,980.80 : 104,729,239.20 = 33,497,796.80 : x - Step 2: Convert to fraction form
69,871,980.80/104,729,239.20 = 33,497,796.80/x - Step 3: Cross multiply
69,871,980.80x = 104,729,239.20 × 33,497,796.80 - Step 4: Simplify right side
69,871,980.80x = 3,508,198,773,740,194.50 - Step 5: Solve for x
x = 3,508,198,773,740,194.50/69,871,980.80 - Step 6: Final answer
x = 50,208,949.76
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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.