Finding the Fourth Proportional to 156,857,889.75, 235,278,319.87 and 47,674,548.13
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Solution
The fourth proportional to 156,857,889.75, 235,278,319.87 and 47,674,548.13 is: 71,509,234.27
Step by Step Solution
- Step 1: Write the proportion equation
156,857,889.75 : 235,278,319.87 = 47,674,548.13 : x - Step 2: Convert to fraction form
156,857,889.75/235,278,319.87 = 47,674,548.13/x - Step 3: Cross multiply
156,857,889.75x = 235,278,319.87 × 47,674,548.13 - Step 4: Simplify right side
156,857,889.75x = 11,216,787,584,587,852 - Step 5: Solve for x
x = 11,216,787,584,587,852/156,857,889.75 - Step 6: Final answer
x = 71,509,234.27
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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.