Finding the Fourth Proportional to 393,634,064.88, 590,467,234.14 and 135,027,130.68
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Solution
The fourth proportional to 393,634,064.88, 590,467,234.14 and 135,027,130.68 is: 202,546,231.39
Step by Step Solution
- Step 1: Write the proportion equation
393,634,064.88 : 590,467,234.14 = 135,027,130.68 : x - Step 2: Convert to fraction form
393,634,064.88/590,467,234.14 = 135,027,130.68/x - Step 3: Cross multiply
393,634,064.88x = 590,467,234.14 × 135,027,130.68 - Step 4: Simplify right side
393,634,064.88x = 79,729,096,386,479,936 - Step 5: Solve for x
x = 79,729,096,386,479,936/393,634,064.88 - Step 6: Final answer
x = 202,546,231.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.