Finding the Fourth Proportional to 456,403,653.99, 684,723,514.41 and 267,269,499.42
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Solution
The fourth proportional to 456,403,653.99, 684,723,514.41 and 267,269,499.42 is: 400,973,369.38
Step by Step Solution
- Step 1: Write the proportion equation
456,403,653.99 : 684,723,514.41 = 267,269,499.42 : x - Step 2: Convert to fraction form
456,403,653.99/684,723,514.41 = 267,269,499.42/x - Step 3: Cross multiply
456,403,653.99x = 684,723,514.41 × 267,269,499.42 - Step 4: Simplify right side
456,403,653.99x = 183,005,710,937,463,840 - Step 5: Solve for x
x = 183,005,710,937,463,840/456,403,653.99 - Step 6: Final answer
x = 400,973,369.38
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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.