Finding the Fourth Proportional to 237,767,757.30, 328,121,881.79 and 133,343,586.63
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Solution
The fourth proportional to 237,767,757.30, 328,121,881.79 and 133,343,586.63 is: 184,015,482.44
Step by Step Solution
- Step 1: Write the proportion equation
237,767,757.30 : 328,121,881.79 = 133,343,586.63 : x - Step 2: Convert to fraction form
237,767,757.30/328,121,881.79 = 133,343,586.63/x - Step 3: Cross multiply
237,767,757.30x = 328,121,881.79 × 133,343,586.63 - Step 4: Simplify right side
237,767,757.30x = 43,752,948,568,996,768 - Step 5: Solve for x
x = 43,752,948,568,996,768/237,767,757.30 - Step 6: Final answer
x = 184,015,482.44
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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.