Finding the Fourth Proportional to 129,406,729.05, 194,206,499.37 and 94,952,164.05
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Solution
The fourth proportional to 129,406,729.05, 194,206,499.37 and 94,952,164.05 is: 142,498,983.81
Step by Step Solution
- Step 1: Write the proportion equation
129,406,729.05 : 194,206,499.37 = 94,952,164.05 : x - Step 2: Convert to fraction form
129,406,729.05/194,206,499.37 = 94,952,164.05/x - Step 3: Cross multiply
129,406,729.05x = 194,206,499.37 × 94,952,164.05 - Step 4: Simplify right side
129,406,729.05x = 18,440,327,387,756,460 - Step 5: Solve for x
x = 18,440,327,387,756,460/129,406,729.05 - Step 6: Final answer
x = 142,498,983.81
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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.