Finding the Fourth Proportional to 107,343,260.94, 160,995,722.34 and 28,560,220.95
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Solution
The fourth proportional to 107,343,260.94, 160,995,722.34 and 28,560,220.95 is: 42,835,231.22
Step by Step Solution
- Step 1: Write the proportion equation
107,343,260.94 : 160,995,722.34 = 28,560,220.95 : x - Step 2: Convert to fraction form
107,343,260.94/160,995,722.34 = 28,560,220.95/x - Step 3: Cross multiply
107,343,260.94x = 160,995,722.34 × 28,560,220.95 - Step 4: Simplify right side
107,343,260.94x = 4,598,073,402,035,251 - Step 5: Solve for x
x = 4,598,073,402,035,251/107,343,260.94 - Step 6: Final answer
x = 42,835,231.22
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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.