Finding the Fourth Proportional to 156,722,452.10, 235,083,678.15 and 41,718,619.70
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Solution
The fourth proportional to 156,722,452.10, 235,083,678.15 and 41,718,619.70 is: 62,577,929.55
Step by Step Solution
- Step 1: Write the proportion equation
156,722,452.10 : 235,083,678.15 = 41,718,619.70 : x - Step 2: Convert to fraction form
156,722,452.10/235,083,678.15 = 41,718,619.70/x - Step 3: Cross multiply
156,722,452.10x = 235,083,678.15 × 41,718,619.70 - Step 4: Simplify right side
156,722,452.10x = 9,807,366,566,417,050 - Step 5: Solve for x
x = 9,807,366,566,417,050/156,722,452.10 - Step 6: Final answer
x = 62,577,929.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.