Finding the Fourth Proportional to 79,119,378.07, 109,183,296.66 and 43,837,054.49
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Solution
The fourth proportional to 79,119,378.07, 109,183,296.66 and 43,837,054.49 is: 60,494,334.53
Step by Step Solution
- Step 1: Write the proportion equation
79,119,378.07 : 109,183,296.66 = 43,837,054.49 : x - Step 2: Convert to fraction form
79,119,378.07/109,183,296.66 = 43,837,054.49/x - Step 3: Cross multiply
79,119,378.07x = 109,183,296.66 × 43,837,054.49 - Step 4: Simplify right side
79,119,378.07x = 4,786,274,125,082,255 - Step 5: Solve for x
x = 4,786,274,125,082,255/79,119,378.07 - Step 6: Final answer
x = 60,494,334.53
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.