Finding the Fourth Proportional to 237,469,044,448.30, 327,707,492,502.84 and 129,082,141,719.26
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Solution
The fourth proportional to 237,469,044,448.30, 327,707,492,502.84 and 129,082,141,719.26 is: 178,133,470,356.07
Step by Step Solution
- Step 1: Write the proportion equation
237,469,044,448.30 : 327,707,492,502.84 = 129,082,141,719.26 : x - Step 2: Convert to fraction form
237,469,044,448.30/327,707,492,502.84 = 129,082,141,719.26/x - Step 3: Cross multiply
237,469,044,448.30x = 327,707,492,502.84 × 129,082,141,719.26 - Step 4: Simplify right side
237,469,044,448.30x = 42,301,184,989,714,924,437,504 - Step 5: Solve for x
x = 42,301,184,989,714,924,437,504/237,469,044,448.30 - Step 6: Final answer
x = 178,133,470,356.07
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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.