Finding the Fourth Proportional to 197,764,437.23, 296,617,780.08 and 57,667,247.90
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Solution
The fourth proportional to 197,764,437.23, 296,617,780.08 and 57,667,247.90 is: 86,492,451.80
Step by Step Solution
- Step 1: Write the proportion equation
197,764,437.23 : 296,617,780.08 = 57,667,247.90 : x - Step 2: Convert to fraction form
197,764,437.23/296,617,780.08 = 57,667,247.90/x - Step 3: Cross multiply
197,764,437.23x = 296,617,780.08 × 57,667,247.90 - Step 4: Simplify right side
197,764,437.23x = 17,105,131,055,575,562 - Step 5: Solve for x
x = 17,105,131,055,575,562/197,764,437.23 - Step 6: Final answer
x = 86,492,451.80
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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.