Finding the Fourth Proportional to 2,965,252,458.24, 4,449,050,219.52 and 1,125,493,470.72
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Solution
The fourth proportional to 2,965,252,458.24, 4,449,050,219.52 and 1,125,493,470.72 is: 1,688,684,873.71
Step by Step Solution
- Step 1: Write the proportion equation
2,965,252,458.24 : 4,449,050,219.52 = 1,125,493,470.72 : x - Step 2: Convert to fraction form
2,965,252,458.24/4,449,050,219.52 = 1,125,493,470.72/x - Step 3: Cross multiply
2,965,252,458.24x = 4,449,050,219.52 × 1,125,493,470.72 - Step 4: Simplify right side
2,965,252,458.24x = 5,007,376,972,975,142,912 - Step 5: Solve for x
x = 5,007,376,972,975,142,912/2,965,252,458.24 - Step 6: Final answer
x = 1,688,684,873.71
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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.