Finding the Fourth Proportional to 623,347,339.20, 934,404,274.80 and 295,246,163.40
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Solution
The fourth proportional to 623,347,339.20, 934,404,274.80 and 295,246,163.40 is: 442,577,131.32
Step by Step Solution
- Step 1: Write the proportion equation
623,347,339.20 : 934,404,274.80 = 295,246,163.40 : x - Step 2: Convert to fraction form
623,347,339.20/934,404,274.80 = 295,246,163.40/x - Step 3: Cross multiply
623,347,339.20x = 934,404,274.80 × 295,246,163.40 - Step 4: Simplify right side
623,347,339.20x = 275,879,277,199,259,264 - Step 5: Solve for x
x = 275,879,277,199,259,264/623,347,339.20 - Step 6: Final answer
x = 442,577,131.32
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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.