Finding the Fourth Proportional to 88,398,326.70, 121,990,954.68 and 50,727,629.52
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Solution
The fourth proportional to 88,398,326.70, 121,990,954.68 and 50,727,629.52 is: 70,004,853.99
Step by Step Solution
- Step 1: Write the proportion equation
88,398,326.70 : 121,990,954.68 = 50,727,629.52 : x - Step 2: Convert to fraction form
88,398,326.70/121,990,954.68 = 50,727,629.52/x - Step 3: Cross multiply
88,398,326.70x = 121,990,954.68 × 50,727,629.52 - Step 4: Simplify right side
88,398,326.70x = 6,188,311,953,798,151 - Step 5: Solve for x
x = 6,188,311,953,798,151/88,398,326.70 - Step 6: Final answer
x = 70,004,853.99
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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.