Finding the Fourth Proportional to 98,448,183,460.92, 135,783,535,524.84 and 84,738,310,637.34
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Solution
The fourth proportional to 98,448,183,460.92, 135,783,535,524.84 and 84,738,310,637.34 is: 116,874,349,614.66
Step by Step Solution
- Step 1: Write the proportion equation
98,448,183,460.92 : 135,783,535,524.84 = 84,738,310,637.34 : x - Step 2: Convert to fraction form
98,448,183,460.92/135,783,535,524.84 = 84,738,310,637.34/x - Step 3: Cross multiply
98,448,183,460.92x = 135,783,535,524.84 × 84,738,310,637.34 - Step 4: Simplify right side
98,448,183,460.92x = 11,506,067,412,740,181,327,872 - Step 5: Solve for x
x = 11,506,067,412,740,181,327,872/98,448,183,460.92 - Step 6: Final answer
x = 116,874,349,614.66
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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.