Finding the Fourth Proportional to 121,114,552.08, 181,607,988 and 52,877,527.68
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Solution
The fourth proportional to 121,114,552.08, 181,607,988 and 52,877,527.68 is: 79,288,419.50
Step by Step Solution
- Step 1: Write the proportion equation
121,114,552.08 : 181,607,988 = 52,877,527.68 : x - Step 2: Convert to fraction form
121,114,552.08/181,607,988 = 52,877,527.68/x - Step 3: Cross multiply
121,114,552.08x = 181,607,988 × 52,877,527.68 - Step 4: Simplify right side
121,114,552.08x = 9,602,981,412,379,108 - Step 5: Solve for x
x = 9,602,981,412,379,108/121,114,552.08 - Step 6: Final answer
x = 79,288,419.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.