Finding the Fourth Proportional to 355,989,884.99, 534,138,281.08 and 192,195,118.69
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Solution
The fourth proportional to 355,989,884.99, 534,138,281.08 and 192,195,118.69 is: 288,375,525.98
Step by Step Solution
- Step 1: Write the proportion equation
355,989,884.99 : 534,138,281.08 = 192,195,118.69 : x - Step 2: Convert to fraction form
355,989,884.99/534,138,281.08 = 192,195,118.69/x - Step 3: Cross multiply
355,989,884.99x = 534,138,281.08 × 192,195,118.69 - Step 4: Simplify right side
355,989,884.99x = 102,658,770,327,227,344 - Step 5: Solve for x
x = 102,658,770,327,227,344/355,989,884.99 - Step 6: Final answer
x = 288,375,525.98
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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.