Finding the Fourth Proportional to 115,164,278.63, 158,926,716.48 and 62,953,527.05
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Solution
The fourth proportional to 115,164,278.63, 158,926,716.48 and 62,953,527.05 is: 86,875,873.87
Step by Step Solution
- Step 1: Write the proportion equation
115,164,278.63 : 158,926,716.48 = 62,953,527.05 : x - Step 2: Convert to fraction form
115,164,278.63/158,926,716.48 = 62,953,527.05/x - Step 3: Cross multiply
115,164,278.63x = 158,926,716.48 × 62,953,527.05 - Step 4: Simplify right side
115,164,278.63x = 10,004,997,344,891,360 - Step 5: Solve for x
x = 10,004,997,344,891,360/115,164,278.63 - Step 6: Final answer
x = 86,875,873.87
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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.