Finding the Fourth Proportional to 450,466,986.24, 675,702,728.64 and 159,334,377.12
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Solution
The fourth proportional to 450,466,986.24, 675,702,728.64 and 159,334,377.12 is: 239,002,361.27
Step by Step Solution
- Step 1: Write the proportion equation
450,466,986.24 : 675,702,728.64 = 159,334,377.12 : x - Step 2: Convert to fraction form
450,466,986.24/675,702,728.64 = 159,334,377.12/x - Step 3: Cross multiply
450,466,986.24x = 675,702,728.64 × 159,334,377.12 - Step 4: Simplify right side
450,466,986.24x = 107,662,673,386,138,784 - Step 5: Solve for x
x = 107,662,673,386,138,784/450,466,986.24 - Step 6: Final answer
x = 239,002,361.27
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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.