Finding the Fourth Proportional to 224,225,637.48, 309,431,827.62 and 121,209,189.48
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Solution
The fourth proportional to 224,225,637.48, 309,431,827.62 and 121,209,189.48 is: 167,268,923.60
Step by Step Solution
- Step 1: Write the proportion equation
224,225,637.48 : 309,431,827.62 = 121,209,189.48 : x - Step 2: Convert to fraction form
224,225,637.48/309,431,827.62 = 121,209,189.48/x - Step 3: Cross multiply
224,225,637.48x = 309,431,827.62 × 121,209,189.48 - Step 4: Simplify right side
224,225,637.48x = 37,505,981,025,135,280 - Step 5: Solve for x
x = 37,505,981,025,135,280/224,225,637.48 - Step 6: Final answer
x = 167,268,923.60
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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.