Finding the Fourth Proportional to 262,714,631.94, 362,553,758.69 and 145,247,528.99
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Solution
The fourth proportional to 262,714,631.94, 362,553,758.69 and 145,247,528.99 is: 200,445,773.37
Step by Step Solution
- Step 1: Write the proportion equation
262,714,631.94 : 362,553,758.69 = 145,247,528.99 : x - Step 2: Convert to fraction form
262,714,631.94/362,553,758.69 = 145,247,528.99/x - Step 3: Cross multiply
262,714,631.94x = 362,553,758.69 × 145,247,528.99 - Step 4: Simplify right side
262,714,631.94x = 52,660,037,575,033,008 - Step 5: Solve for x
x = 52,660,037,575,033,008/262,714,631.94 - Step 6: Final answer
x = 200,445,773.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.