Finding the Fourth Proportional to 110,119,864.42, 151,922,404.62 and 63,051,785.02
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Solution
The fourth proportional to 110,119,864.42, 151,922,404.62 and 63,051,785.02 is: 86,986,837.90
Step by Step Solution
- Step 1: Write the proportion equation
110,119,864.42 : 151,922,404.62 = 63,051,785.02 : x - Step 2: Convert to fraction form
110,119,864.42/151,922,404.62 = 63,051,785.02/x - Step 3: Cross multiply
110,119,864.42x = 151,922,404.62 × 63,051,785.02 - Step 4: Simplify right side
110,119,864.42x = 9,578,978,795,821,696 - Step 5: Solve for x
x = 9,578,978,795,821,696/110,119,864.42 - Step 6: Final answer
x = 86,986,837.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.