Finding the Fourth Proportional to 104,854,247.48, 157,335,261.64 and 80,419,147.99
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Solution
The fourth proportional to 104,854,247.48, 157,335,261.64 and 80,419,147.99 is: 120,670,053.84
Step by Step Solution
- Step 1: Write the proportion equation
104,854,247.48 : 157,335,261.64 = 80,419,147.99 : x - Step 2: Convert to fraction form
104,854,247.48/157,335,261.64 = 80,419,147.99/x - Step 3: Cross multiply
104,854,247.48x = 157,335,261.64 × 80,419,147.99 - Step 4: Simplify right side
104,854,247.48x = 12,652,767,689,278,142 - Step 5: Solve for x
x = 12,652,767,689,278,142/104,854,247.48 - Step 6: Final answer
x = 120,670,053.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.