Finding the Fourth Proportional to 156,857,890.25, 235,278,320.63 and 47,674,548.63
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Solution
The fourth proportional to 156,857,890.25, 235,278,320.63 and 47,674,548.63 is: 71,509,235.02
Step by Step Solution
- Step 1: Write the proportion equation
156,857,890.25 : 235,278,320.63 = 47,674,548.63 : x - Step 2: Convert to fraction form
156,857,890.25/235,278,320.63 = 47,674,548.63/x - Step 3: Cross multiply
156,857,890.25x = 235,278,320.63 × 47,674,548.63 - Step 4: Simplify right side
156,857,890.25x = 11,216,787,738,221,296 - Step 5: Solve for x
x = 11,216,787,738,221,296/156,857,890.25 - Step 6: Final answer
x = 71,509,235.02
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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.