Finding the Fourth Proportional to 170,903,121.12, 256,395,006.72 and 55,887,216.48
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Solution
The fourth proportional to 170,903,121.12, 256,395,006.72 and 55,887,216.48 is: 83,844,011.46
Step by Step Solution
- Step 1: Write the proportion equation
170,903,121.12 : 256,395,006.72 = 55,887,216.48 : x - Step 2: Convert to fraction form
170,903,121.12/256,395,006.72 = 55,887,216.48/x - Step 3: Cross multiply
170,903,121.12x = 256,395,006.72 × 55,887,216.48 - Step 4: Simplify right side
170,903,121.12x = 14,329,203,244,951,694 - Step 5: Solve for x
x = 14,329,203,244,951,694/170,903,121.12 - Step 6: Final answer
x = 83,844,011.46
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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.