Finding the Fourth Proportional to 479,050,346.52, 718,266,571.02 and 187,946,889.48
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Solution
The fourth proportional to 479,050,346.52, 718,266,571.02 and 187,946,889.48 is: 281,799,123.66
Step by Step Solution
- Step 1: Write the proportion equation
479,050,346.52 : 718,266,571.02 = 187,946,889.48 : x - Step 2: Convert to fraction form
479,050,346.52/718,266,571.02 = 187,946,889.48/x - Step 3: Cross multiply
479,050,346.52x = 718,266,571.02 × 187,946,889.48 - Step 4: Simplify right side
479,050,346.52x = 134,995,967,840,674,496 - Step 5: Solve for x
x = 134,995,967,840,674,496/479,050,346.52 - Step 6: Final answer
x = 281,799,123.66
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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.