Finding the Fourth Proportional to 113,832,165.24, 170,748,481.14 and 53,290,406.52
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Solution
The fourth proportional to 113,832,165.24, 170,748,481.14 and 53,290,406.52 is: 79,935,718.99
Step by Step Solution
- Step 1: Write the proportion equation
113,832,165.24 : 170,748,481.14 = 53,290,406.52 : x - Step 2: Convert to fraction form
113,832,165.24/170,748,481.14 = 53,290,406.52/x - Step 3: Cross multiply
113,832,165.24x = 170,748,481.14 × 53,290,406.52 - Step 4: Simplify right side
113,832,165.24x = 9,099,255,972,623,152 - Step 5: Solve for x
x = 9,099,255,972,623,152/113,832,165.24 - Step 6: Final answer
x = 79,935,718.99
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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.