Finding the Fourth Proportional to 199,379,347.12, 299,115,996.94 and 68,223,050.58
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Solution
The fourth proportional to 199,379,347.12, 299,115,996.94 and 68,223,050.58 is: 102,350,650.07
Step by Step Solution
- Step 1: Write the proportion equation
199,379,347.12 : 299,115,996.94 = 68,223,050.58 : x - Step 2: Convert to fraction form
199,379,347.12/299,115,996.94 = 68,223,050.58/x - Step 3: Cross multiply
199,379,347.12x = 299,115,996.94 × 68,223,050.58 - Step 4: Simplify right side
199,379,347.12x = 20,406,605,788,524,744 - Step 5: Solve for x
x = 20,406,605,788,524,744/199,379,347.12 - Step 6: Final answer
x = 102,350,650.07
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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.