Finding the Fourth Proportional to 97,010,107.20, 145,535,378.40 and 32,334,004.80
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Solution
The fourth proportional to 97,010,107.20, 145,535,378.40 and 32,334,004.80 is: 48,507,745.84
Step by Step Solution
- Step 1: Write the proportion equation
97,010,107.20 : 145,535,378.40 = 32,334,004.80 : x - Step 2: Convert to fraction form
97,010,107.20/145,535,378.40 = 32,334,004.80/x - Step 3: Cross multiply
97,010,107.20x = 145,535,378.40 × 32,334,004.80 - Step 4: Simplify right side
97,010,107.20x = 4,705,741,623,755,417 - Step 5: Solve for x
x = 4,705,741,623,755,417/97,010,107.20 - Step 6: Final answer
x = 48,507,745.84
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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.