Finding the Fourth Proportional to 222,757,544,117.07, 307,405,444,043.49 and 121,260,199,963.95
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Solution
The fourth proportional to 222,757,544,117.07, 307,405,444,043.49 and 121,260,199,963.95 is: 167,339,094,002.27
Step by Step Solution
- Step 1: Write the proportion equation
222,757,544,117.07 : 307,405,444,043.49 = 121,260,199,963.95 : x - Step 2: Convert to fraction form
222,757,544,117.07/307,405,444,043.49 = 121,260,199,963.95/x - Step 3: Cross multiply
222,757,544,117.07x = 307,405,444,043.49 × 121,260,199,963.95 - Step 4: Simplify right side
222,757,544,117.07x = 37,276,045,614,720,439,287,808 - Step 5: Solve for x
x = 37,276,045,614,720,439,287,808/222,757,544,117.07 - Step 6: Final answer
x = 167,339,094,002.27
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1.5x scale
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.